16" 8.6 Blackout Sendero, Shouldered 1/3 Twist 5/8x24 416R SS Black Cerakote

Our prefit bolt-action barrels feature tenons threaded in 1.0625x20TPI (1 1/16-20, Savage small shank) and are engineered for use with Remington 700-pattern actions that are specifically designed to guarantee headspace with prefit barrels.Confirmed Compatible ActionsThese barrels are confirmed to be compatible with:Aero Precision SolusStag Arms PursuitZermatt / Bighorn Origin Important Compatibility NotesWhile other manufacturers may offer actions with the same thread specification, thread pitch alone does not determine compatibility. Factors such as bolt design, feed ramp geometry, and headspace standards can affect proper fit and function.For this reason, compatibility with other Remington 700-pattern actions cannot be guaranteed, even if they share the same 1.0625x20 thread.We recommend verifying compatibility directly with the action manufacturer before purchasing if your receiver is not listed above. Not CompatibleActions that do not guarantee headspace with pre-fit barrels