Hilti kwik bolt tz2

Apr 14, 2022 · Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job. Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. For the 5/8” diameter KB-TZ2, the effective embedment is 2-3/4” with a nominal embedment of 3-1/4”. Please see the attached image for the KB-TZ2 specifications. For the thickness of the nut and washer, a good rule of thumb is that the combined thickness of the nut and washer is close to the diameter of the anchor.Wood decks and stairs are susceptible to rot and water damage. Use lag bolts to raise deck posts and stair risers above footings to prevent water from seeping into the wood. Wood d...Indices Commodities Currencies StocksAnchor Channel. The following sections include details for the various types of anchor channels and T-bolts that Hilti has to offer. Also included is the HAC Inventory Selector Resource to help guide specifiers on lead times for stock, non-stock and custom items. Select the products that meet your needs and download the details in PDF or DWG ...PRODUCT DESCRIPTION KWIK BOLT TZ2 Expansion anchor Anchor System Carbon steel KB-TZ2 Stainless Steel 304/316 KB-TZ2 Grout-filled concrete masonry Seismic …Minimum anchor spacing for Kwik Bolt TZ2. Hello, I would like to specify two KB TZ2, with 1/2" diameter, effective depth of 1.5" and spaced roughly 6". Per ESR 4266 ... Go to Hilti Facebook page Go to Hilti Linkedin … Applicability of the KB-TZ2 Anchor April 2021 3 Purpose and Scope Hilti has developed a torque-controlled expansion anchor known as the Hilti Kwik Bolt TZ2 (KB-TZ2) for use in concrete and under static and seismic loadings. The purpose of this document is to evaluate the qualification testing performed on the KB-TZ2 Anchor Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear …Sarah Buhr speaks with Nathan Jauvtis about his company Bolt and the electric motorbikes they manufacture by hand in their San Francisco garage. Sarah Buhr speaks with Nathan Jauvt...Includes 15 Hilti Kwik bolt 3 carbon steel expansion anchors; Dog point impact section to prevent thread damage during ... this anchor does not meet either need. However, the Kwik Bolt TZ2 (#318723476) does meet both ACI 318 Appendix D requirements for cracked and uncracked concrete while being approved for seismic loads. by HILTI | Jan ...BOLT: Get the latest Bolt Biotherapeutics stock price and detailed information including BOLT news, historical charts and realtime prices. Indices Commodities Currencies StocksDepending on the vehicle, there are two ways to access the bolts for the torque converter. There will either be a cover or plate at the bottom of the bellhousing that conceals the ...Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear … Features. Ultimate tension and shear performance for seismic relevant applications as well as cracked concrete (tension zone) Seismic tested in accordance with ACI 355.2 and ICC-ES AC 193. Per ICC-ES, compliant for use with Hilti Adaptive Torque (AT) Module for Mechanical Safeset. Per ICC-ES, compliant for use in diamond cored holes. Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job.Hilti, Inc. 1-800-879-8000 | en español 1-800-879-5000 www.hilti.com Hilti (Canada) Corporation 1-800-363-4458 www.hilti.ca KWIK BOLT 1 (KB1) PREMIUM EXPANSION ANCHOR KB1 concrete and masonry technical supplement. 2 December 2020 Uncracked concrete Cracked concrete Grout-filledKWIK BOLT CONVERSION CHRT Existing Portfolio Conversion to KB-TZ2 - KB1 Hilti Inc. 1-00--000 en espaol 1-00--000 www.hilti.com Hilti Canada Corporation 1-00-363-44 www.hilti.ca DBS 11/20 Existing Existing Kwik Bolt Item Description KB-TZ2 KB1 KB3 SS KB3 HDG KB3 Countersunk KB-TZ 2141809 Stud Anchor KB-TZ 3/8X3 2210236 … Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job. We would like to show you a description here but the site won’t allow us.17K views 2 years ago. The design of the new KB-TZ2 has allowed for up to a 20% increase in tension loads, which can provide greater performance than previous expansion anchors. …KB-TZ2 Technical uide April 2021 4 Table 3 - Ultimate Hilti carbon steel KB-TZ2 strength in uncracked concrete for hammer drill and core drill installations1 Nominal anchor …PRODUCT DESCRIPTION KWIK BOLT TZ2 Expansion anchor Anchor System Carbon steel KB-TZ2 Stainless Steel 304/316 KB-TZ2 Grout-filled concrete masonry Seismic …Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor-is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job.Hilti Inc. 1-00--000 en espaol 1-00--000 www.hilti.com Hilti Canada Corporation 1-00-363-44 www.hilti.ca LL /21 KWIK BOLT CONVERSION CHART Existin Portfolio Conersion to KB-TZ2 - KB1 Existing Existing Kwik Bolt Item Description KB-TZ2 KB1 KB3 SS KB3 HDG KB3 Countersunk 411739 Stud Anchor KB-TZ 5/8X6 SS316 2210306 NA NA NA NARaising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job.The minimum anchor spacing in ESR-4266 for the KB-TZ2 is 12 inches. This value was found through testing and should be maintained in order to use Hilti's published values. Regards, Ashley. KB-TZ2. 0 Likes. 1 Comment. 1 comment on this reply. Posted by Jeremiah Niez14 days ago. The Hilti Kwik Bolt TZ2 anchor (KB-TZ2) is used as anchorage to resist static, wind, and seismic (Seismic Design Categories A through F) tension and shear loads in cracked and uncracked normal-weight concrete and lightweight concrete having a specified compressive strength, f′c, of 2,500 psi to 8,500 psi (17.2 MPa to 58.6 MPa). Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear … Features. Ultimate tension and shear performance for seismic relevant applications as well as cracked concrete (tension zone) Seismic tested in accordance with ACI 355.2 and ICC-ES AC 193. Per ICC-ES, compliant for use with Hilti Adaptive Torque (AT) Module for Mechanical Safeset. Per ICC-ES, compliant for use in diamond cored holes. Microsoft Word - KB3 to KB-TZ2 Substitution Letter.docx Author: TORRAAND Created Date: 11/23/2020 12:46:59 PM ...I am designing a base plate using post installed Kwik bolt TZ2 expansion anchors. I am looking at in-service temperature limitations and could not find any information in the Product Technical Guide under section 3.3.5. Are there any in service temperature limitations for the kwik bolt TZ2?? and what is your highest...Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear …Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 316 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. Hi Jake, Per Hilti’s KB-TZ2 Operating Instructions, the 3/8” diameter anchor requires a 9/16” socket and the 1/2” anchor requires a 3/4” socket. Please also note that the fixture hole diameter is 7/16” for the 3/8” anchor and 9/16” for the 1/2” anchor. Anchor selection is at the discretion of the Engineer of Record, while ... The Kwik Bolt TZ is installed in a predrilled hole in concrete and is set by applying torque to the nut. When the nut is turned clockwise, the anchor is drawn up which moves the wedge clip down the tapered end of the body. This wedges it between the concrete and the anchor body. Installation Instructions for the Hilti Kwik Bolt TZ. 1.Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear …Brake upgrades can dramatically improve your vehicle's braking performance. Learn all about brake upgrades at HowStuffWorks. Advertisement For many cars and trucks, manufacturers s... Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job. The forthcoming Chevy Bolt and expected improvements in the Nissan Leaf will provide electric car owners with greatly increased driving range at affordable prices. By clicking "TRY...Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear …Hilti Inc. 1-00--000 en espaol 1-00--000 www.hilti.com Hilti Canada Corporation 1-00-363-44 www.hilti.ca LL /21 KWIK BOLT CONVERSION CHART Existin Portfolio Conersion to KB-TZ2 - KB1 Existing Existing Kwik Bolt Item Description KB-TZ2 KB1 KB3 SS KB3 HDG KB3 Countersunk 411739 Stud Anchor KB-TZ 5/8X6 SS316 2210306 NA NA NA NARaising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear …Hi John, The 5/8” Kwik Bolt TZ2 only has testing for effective embedments (hef) up to 4”, where the effective embedment is the depth of the anchor that transfers loads to the base material and it used in anchor capacity and utilization calcualtions. The length of the anchor is the total length of the anchor which includes the thickness of the material being …KWIK BOLT CONVERSION CHRT Existing Portfolio Conversion to KB-TZ2 - KB1 Hilti Inc. 1-00--000 en espaol 1-00--000 www.hilti.com Hilti Canada Corporation 1-00-363-44 www.hilti.ca DBS 11/20 Existing Existing Kwik Bolt Item Description KB-TZ2 KB1 KB3 SS KB3 HDG KB3 Countersunk KB-TZ 2141809 Stud Anchor KB-TZ 3/8X3 2210236 …The Kwik Bolt TZ2 Masonry Anchors described in this report are suitable alternatives to what is specified in the codes listed in Section 1.0 of this report, subject to the following conditions: 5.1 Anchor sizes, dimensions, and installation must comply with this report and Hilti’s printed installation instructions (MPII).There are no reduction or load adjustment factors that can be applied to the light weight concrete values since the values come from testing. I'm working on a project where I need to use CS KB-TZ2 anchors in a normal weight concrete slab on metal deck. In the product data, I see design tables 34 and 35 provided for lightweight concrete on metal ...Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job.Features. Approved by ICC-ES for concrete. Rounded end for easy installation. Dog point impact section to prevent thread damage during installation. Testing according to AC193 results in smallest edge distance and spacing for all wedge anchors in class. Also available in carbon steel, hot-dip galvanized and 316 SS.1/2 and 5/8 dia. Kwik Bolt TZ2 SS316 anchors were specified for securing equipment to the top of a concrete slab for seismic resistance for a wastewater treatment plant in North Carolina (Building Category III w/ SDC C). The contractor used, HST2-R anchors that came with the equipment by accident. The HST2-R anchors...Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job. Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt 3 Carbon Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet or exceed the Kwik Bolt II, the Kwik Bolt 3 boasts the best approval ratings in its class. In 2021, we are happy to announce Hilti is introducing the Kwik Bolt TZ2 (KB-TZ2) as a replacement to the KB3. Similar to the KB3, the KB-TZ2 anchor is a torque-controlled, mechanical expansion anchor consisting of a stud, wedge, washer and nut. Unlike the KB3, which is only approved in uncracked concrete, the KB-TZ2 is also 13/8. 41/2. 31/4. Use only carbide-tipped masonry drill bits complying with ANSI B212.15.1994 ** Adaptive torque (AT) system not applicable for installation in concrete masonry unit / grout illed block ** AT System not applicable for wood fastening applications *** For a non-hole cleaning installation (step 1a or 1b), make sure to drill deep ...Ultimate-performance heavy-duty expansion stud anchor with approvals for safety-relevant applications in concrete (carbon steel, external thread) Material, corrosion: Carbon steel, zinc-plated, Zinc plated (min. 5 microns) Head configuration: Externally threaded. Approvals / Test reports: ICC-ES report (concrete), LABC, Seismic.In 2021, we are happy to announce Hilti is introducing the Kwik Bolt TZ2 (KB-TZ2) as a replacement to the KB-TZ. Similar to the KB-TZ, the KB-TZ2 anchor is a torque-controlled, mechanical expansion anchor consisting of a stud, wedge, washer and nut. When compared to KB-TZ, the KB-TZ2 will offer a wider portfolio of diameters and lengths.The Hilti Kwik Bolt TZ Carbon Steel Expansion Anchor is for use in concrete applications, such as cracked, lightweight, lightweight over metal deck and uncracked. Approved reports by COLA (City of Los Angeles), FM (Factory Mutual), ICC-ES report (concrete), Nuclear (NQA-1) and UL (Underwriter Laboratories).Microsoft Word - KB3 to KB-TZ2 Substitution Letter.docx Author: TORRAAND Created Date: 11/23/2020 12:46:59 PM ...13/8. 41/2. 31/4. Use only carbide-tipped masonry drill bits complying with ANSI B212.15.1994 ** Adaptive torque (AT) system not applicable for installation in concrete masonry unit / grout illed block ** AT System not applicable for wood fastening applications *** For a non-hole cleaning installation (step 1a or 1b), make sure to drill deep ... Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. Plano, Texas — Hilti North America, a commercial construction-focused technology, software and services company, expands its industry-leading concrete anchor portfolio with the launch of Kwik Bolt-TZ2, a high-performing mechanical anchor that’s easier-to-install and can be used in more application and jobsite conditions than any … Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job. Kwik Bolt TZ2 SS - submerged application. We are designing a reinforced concrete tank and want to use the Kwik Bolt TZ2 in the tank walls. The anchors will be installed in a dry condition, however, they will be submerged in operation. Are the Kwik Bolt TZ2 anchors appropriate for a submerged application? KWIK BOLT CONVERSION CHRT Existing Portfolio Conversion to KB-TZ2 - KB1 Hilti Inc. 1-00--000 en espaol 1-00--000 www.hilti.com Hilti Canada Corporation 1-00-363-44 www.hilti.ca DBS 11/20 Existing Existing Kwik Bolt Item Description KB-TZ2 KB1 KB3 SS KB3 HDG KB3 Countersunk KB-TZ 2141809 Stud Anchor KB-TZ 3/8X3 2210236 2231455 NA NA NA on all of the pertinent data and evaluations, the testing performed on the Hilti KB-TZ2 meets the intent and requirements of both ACI 355.2-01 and ACI 349-01. The evaluations performed and the data as presented in Design information for the Hilti Kwik Bolt TZ2 Expansion Anchor inHilti Mechanical Anchors - Kwik Bolt 3 Countersunk wedge anchor - High-performance wedge anchor with everyday approvals for flush-mount fastenings in uncracked concrete (carbon steel, countersunk) ... Kwik Bolt 3 Countersunk wedge anchor New product. Premium. Item # r67127.Apr 14, 2022 · Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job. 1/4 in. x 2-1/2 in. Kwik Bolt TZ2 316 Stainless Steel Concrete Anchor (100-Pack) Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 316 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. These Kwik BoltChanging the oil in your car requires that the oil drain bolt be removed and replaced frequently. In the process, the oil drain bolt threads may be stripped or the oil drain bolt h... Features. Ultimate tension and shear performance for seismic relevant applications as well as cracked concrete (tension zone) Seismic tested in accordance with ACI 355.2 and ICC-ES AC 193. Per ICC-ES, compliant for use with Hilti Adaptive Torque (AT) Module for Mechanical Safeset. Per ICC-ES, compliant for use in diamond cored holes. Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear …High-performance wedge anchor for cracked concrete and seismic (carbon steel) Material, corrosion: Carbon steel, zinc-plated. Head configuration: Externally threaded. Approvals / Test reports: FM (Factory Mutual), LABC, UL (Underwriter Laboratories) More technical data. Customers also searched for KB1 , KB-1 , concrete wedge anchors , kwik bolt ...We will use a carbon steel 1/2-in. diameter x 3-1/4-in. effective embedment depth Hilti KWIK Bolt TZ2 (KB-TZ2) expansion anchor to attach a Hilti seismic lateral brace into 3,000 psi normal weight concrete. We will assume the concrete is cracked for the seismic design. Features. Ultimate tension and shear performance for seismic relevant applications as well as cracked concrete (tension zone) Seismic tested in accordance with ACI 355.2 and ICC-ES AC 193. Per ICC-ES, compliant for use with Hilti Adaptive Torque (AT) Module for Mechanical Safeset. Per ICC-ES, compliant for use in diamond cored holes. Bolt Mobility has vanished. The departure has been abrupt, leaving cities with abandoned equipment, unanswered calls and emails, and lots of questions. Updated: Article updated to ...Coming out to your bike and finding the seat missing or a wheel gone is the worst, and replacing it is expensive. You can make it a little harder for would-be thieves to pilfer you...Microsoft Word - KB3 to KB-TZ2 Substitution Letter.docx Author: TORRAAND Created Date: 11/23/2020 12:46:59 PM ...The Hilti Kwik Bolt TZ anchor (KB-TZ) is used as anchorage to resist static, wind, and seismic (Seismic Design Categories A through F) tension and shear loads in cracked and uncracked normal-weight concrete and lightweight concrete having a specified compressive strength, f ′ c, of 2,500 psi to 8,500 psi Applicability of the KB-TZ2 Anchor April 2021 3 Purpose and Scope Hilti has developed a torque-controlled expansion anchor known as the Hilti Kwik Bolt TZ2 (KB-TZ2) for use in concrete and under static and seismic loadings. The purpose of this document is to evaluate the qualification testing performed on the KB-TZ2 Anchor Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 316 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear … Raising the industry standard again. Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 304 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. When seismic design is selected in load type, the program seems automatically screen out the Kwik Bolt TZ2? Kwik Bolt TZ Stainless, KB TZ2. 0 page.likes_plural 1 question.answer.reply. 1 question.answer.reply. ... Hi Eric, Please see this previous Ask Hilti response. Thank you, Emily . 0 page.likes_plural 0 question.answer.comment_plural.Raising the industry standard again. Hilti's newest generation of Kwik Bolts. The KB TZ2 Carbon Steel Expansion Anchor - is raising the industry standard for stud anchors. The Kwik Bolt TZ2 boasts the best approval ratings in its class. Shallow embedment depths mean less drilling, which helps save time on every job.Shop Kwik Bolt TZ2 anchors Shop Kwik Bolt 1 anchors Shop all wedge anchors Hilti’s AT module allows you to more easily install the KB-TZ2 and KB1 anchors into concrete without a torque wrench. This add-on module also documents the number of fastenings so you can easily provide documentation to the inspector that shows the anchors were pre-tensioned …PRODUCT DESCRIPTION KWIK BOLT TZ2 Expansion anchor Anchor System Carbon steel KB-TZ2 Stainless Steel 304/316 KB-TZ2 Grout-filled concrete masonry Seismic …Only Hilti KB-TZ2 nuts can be used with KB-TZ2 bolts. • Stainless steel 304 bolts are manufactured from AISI Type 304 stainless steel. • Stainless steel 316 bolts are …ESR-2302 Kwik Bolt 3 Expansion Anchors for Uncracked Concrete 2015 December 2015 ESR-2322 HIT-RE 500-SD Epoxy Adhesive 2015 April 2016 ESR-2682 HIT-HY 70 Masonry Adhesive 2012 August 2014 ... HILTI ICC-ES REPORTS - ANCHORS *Revised April 28, 2016. Author: Bear, Ashley Created Date:1/4 in. x 2-1/2 in. Kwik Bolt TZ2 316 Stainless Steel Concrete Anchor (100-Pack) Hilti's newest generation of Kwik Bolts - the Kwik Bolt TZ2 316 Stainless Steel Expansion Anchors - is raising the industry standard for wedge anchors. With performance values that meet shear performance for seismic relevant applications. These Kwik Bolt The Kwik Bolt TZ2 Masonry Anchors described in this report are suitable alternatives to what is specified in the codes listed in Section 1.0 of this report, subject to the following conditions: 5.1 Anchor sizes, dimensions, and installation must comply with this report and Hilti’s printed installation instructions (MPII). | Ccxcftqwwx (article) | Mhxklr.