True Precision Threaded Barrel, 9mm, fits Sig P365XL, Copper TiCN Finish, Includes Thread Protector

- Fits the Sig P365 XL 3.7 version only - Easy to install drop-in design - Advanced proprietary broach cut design engineered for increased accuracy potential - 6 groove rifling supports all ammo types, including cast lead - 100% designed and manufactured in the USA with USA sourced certified 416R stainless steel - 9mm 1/10 RH twist rifling - Special deep style target crown for nonthreaded versions or 1/2x28 threads with included thread protector - Threaded versions include Viton high heat integral O-ring lock thread protector - SAAMI spec chamber - Barrel length from chamber to muzzle: 4.22 inches - Improved feed ramp design for more reliable feeding - Lifetime performance warranty on function - Copper TiCN Finish - Includes thread protector