TANDEMKROSS KrossFire Competition Bolt for Ruger Mark IV, 22/45 & Halo

Upgrade your Ruger Mark IV, 22/45, or Halo pistol with the TANDEMKROSS KrossFire Competition Bolt — a premium aftermarket bolt engineered for competitive shooters and serious enthusiasts who demand more from their rimfire platform. Designed as a direct drop-in replacement, the KrossFire Bolt is precision-machined to tighter tolerances than the factory original, delivering improved reliability, smoother cycling, and enhanced overall performance right out of the box.

Built with the competitive shooter in mind, the KrossFire Bolt is a popular upgrade among Steel Challenge, rimfire pistol, and action shooting competitors looking to maximize their edge. Whether you’re chasing faster splits, cleaner resets, or simply want a higher-quality component in your Ruger, the TANDEMKROSS KrossFire Bolt is a proven performance investment.

At Deep Roots Rifle Co, we stock hard-to-find performance upgrades like this one and are proud to serve competitive shooters, hunters, and firearm enthusiasts across Florida and nationwide. Order online for fast shipping or stop by our gun store in Eustis, Florida, where our knowledgeable staff can answer your questions and help you build the ultimate rimfire competition pistol.