Check the listing for details. Volquartsen Ruger Bolt Tune Up Kit MK Mark IV 1 2 3 4 22/45 Extractor Kidd VC3FE. Condition: New. Listed at 38.99 USD. Fits: Mark Series Standard 1 2 3 4 and ALL 22/45 Pete's Pillars is Proud To Offer Volquartsen Products in our ebay store and in our store. We ship fast and with your items securely packaged We only sell products we believe are a quality product and we love and believe in Volquartsen for that reason. Volquartsen has become a household name in precision and target rimfire shooting and Pete's Pillars is proud to partner with a company that believes in building things better. We are an AUTHORIZED Volquartsen dealer. Specs Product Number: VC3FE UPC: 810162012687 Made in the USA Product Description Do you love stovepipes, jams, failures to fire? If are you a competitive shooter looking to eliminate stovepipes, failures to fire and improve the overall performance of your Ruger MKII, MKIII, or MK IV pistol this Volquartsen Bolt Tune up Kit is the answer! This kit will eliminate light strikes and stovepipes. CNC-machined and ground for superior fit and finish IncludesExact Edge Extractor and Surestrike Firing Pin This Bolt Tune up kit is a drop in part and huge upgrade for the Ruger MKIV and the entire MKIV platform. Check out our store for many other Mark Series and Ruger Pistol Accessories. In addition to all sorts of high quality 10/22 parts and accessories. Including Pete's Pillar Kits, Pete's 10/22 Parts, Volquartsen, and Green Mountain Barrels.