CNC machined with tight tolerances to ensure consistent sear engagement and smooth, straight firing pin travel. The lightweight aluminum bolt shroud has close-tolerance bottom flats (.010" larger in areas) to minimize bolt side play. Gives consistent, cocking piece/sear height for repeatable engagement/release with all factory and aftermarket triggers. Firing pin is Flute Steel fully polished with a radius on tip to avoid breakage. Firng pin spring has reduced OD and ID to minimize unnecessary bending and drag. Assembly includes shroud, firing pin, cocking piece and firing pin spring.

If you are purchasing a GTR Firing Pin Assembly for a PTG bolt it needs to be fitted by Gre-Tan. Contact Gre-Tan and they will install and fit it for free.

SPECS: 7075 - T6 Aluminum shroud, Matte Black (Blk) anodized or Silver (Sil) Norguard Nickel Plated finish. 4140 steel fluted firing pin; LA wt. 3.19 oz (90.4 gm), SA wt. 2.95 oz. (83.6 gm). Tool steel cocking piece, heat treated and hardened. Fits Remington 700 standard and ISS Locking bolts, eliminates the ISS Lock system.