Volquartsen Competition Bolt for Ruger MK II / MK III / MK IV - Gold (TiN) Finish The Volquartsen Competition Bolt is a premium, CNC-machined replacement bolt engineered for competitive shooters seeking to maximize the reliability and performance of their Ruger MK II, MK III, or MK IV pistol. Finished in a striking Gold Titanium Nitride (TiN) coating, this bolt is precision-ground for a superior fit and treated to deliver increased hardness, reduced friction, and improved wear resistance. Whether you are eliminating frustrating stovepipes and failures to fire at a match or simply upgrading your favorite rimfire pistol, the Volquartsen Competition Bolt delivers results you can feel on the range. Compatible with both 22/45 and Target Models, and proudly Made in the USA. Product Highlights CNC-machined and precision-ground for a superior fit and finish, ensuring consistent and reliable operation in Ruger MK II, MK III, and MK IV pistols Includes Exact Edge Extractor (for MK II, MK III, and MK IV) and SureStrike Firing Pin (for MK I, MK II, MK III, and MK IV) to eliminate stovepipes and failures to fire Extended Bolt Racker machined integral to the bolt for improved manual cycling with no pinched fingers Includes Recoil Rod compatible with MK II, MK III, MK IV, and 22/45, with three color-coded springs: standard rate bright-finish spring, heavy weight gold spring for high-velocity ammo, and reduced-power dark-coated spring for standard or subsonic ammo Gold TiN finish delivers increased hardness, low residual stress, improved lubricity, low coefficient of friction, and reduced lubrication requirements - Made in the USA Specs Brand: Volquartsen MPN: VOLVC2BTG UPC: 810162013752 Compatible Pistols: Ruger MK II, MK III, MK IV, 22/45 (Target and Standard Models) Finish: Gold (Titanium Nitride / TiN) Construction: CNC-Machined and Ground Approximate Weight: 5 oz Country of Manufacture: USA Included Components: Exact Edge Extractor, SureStrike Firing Pin, Recoil Rod, Standard Rate Spring, Heavy Weight Gold Spring, Reduced-Power Spring Note: When used with MK III pistols, the loaded chamber indicator must be removed from the pistol. Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.