Rimfire Sports will be closed from 12/18/25 through 12/26/25 For the Christmas holiday. Orders submitted after Noon on 12/17/25 and while we are closed will be processed and shipped when we reopen.

Sign In If you haven't already, please 'Sign In' to make ordering quicker. Click on a category below to list products or to expand the category. Can't find what you want? Search by keyword using the Search function. Categories: Return and Exchange Policy AR-15 Accessories Beretta Accessories Browning Buck Mark Accessories Closeouts & Specials Gift Certificates Glock .22LR Conversion Kits GSG-522 / GSG-5 Accessories Gunsmithing Tools HK 416 & MP5 Rimfire Accessories Magazines New Products Optics Remington 597 Accessories Ruger 10/22 Accessories Ruger 10/22 Takedown Accessories Ruger 77/22 Accessories Ruger Mark II, Mark III & 22/45 Accessories Ruger Mark IV Accessories Ruger Mini-14 Accessories Shooting Accessories Sig Arms Accessories Smith & Wesson Accessories Tactical Solutions Pac-Lite Receivers Tactical Solutions Trail-Lite Barrels Volquartsen Pistols and Rifles Walther P22 Accessories Questions, Problems, Difficulties? Note: We are not a store front. No retail sales on premises. Phone Hours: 703-729-8716 (Mon - Sat: 9:00AM - 5:00PM EST) Fax: 888-622-2240 support@rimfiresports.com Dealers may either email or fax their FFL using the info above. We attempt to answer email within 24 hrs, so please be patient over email. Information FAQ Free Shipping on all orders! Best Sellers Trail-Lite, 4",Threaded End, Various Finishes Volquartsen Ruger 10/22 High Performance Kit

Best Sellers Trail-Lite, 4",Threaded End, Various Finishes Volquartsen Ruger 10/22 High Performance Kit Ruger Mark IV 22/45 Extended Magazine Release   Quantity in Basket: none Code: TK-2245MAGRELEASE Price: $28.95 Shipping Weight: 0.00 pounds   Select Color: Black (Shown) Silver   Quantity:   If you have a thicker target grip panel on your Ruger 22/45 or you just would like to make it easier to get to the magazine release for competition shoots the TANDEMKROSS extended magazine release is a simple upgrade. This extended release gives you a wider face on the button as well as doubles the height of the original button. Hardened Steel made to last Black Oxide Coating Longer than the original to accommodate thick grips and provide easier access The design also matches the button face on the Kanewolf part from TANDEMKROSS to improve the look of your gun. Supported Models: Ruger® MKIV™ 22/45™ Ruger® MKIV™ 22/45™ Tactical Ruger® MKIV™ 22/45™ LITE Ruger® MKIII™ 22/45™ Ruger® MKIII™ 22/45™ LITE Ruger® MKII™ 22/45™   Average Customer Rating          Number of Raters: 1   Reviewer: t2negovan@cableone.net     07/23/2020 I just wanted to say that Tandemkross contacted me and made EVERYTHING RIGHT!!! Thank you so much Jen Ramsay from Tandemkross and RimfireSports for bringing this to their attention!!! I was going to chalk this up as a loss, but was well taken care of!!! Thanks again!!!