Description Griffin Armament has designed their excellent Advanced Threaded Match barrels for anyone who has to seriously depend on their sidearm. Each barrel is precision cut in a single operation from high-strength billet 416R stainless steel using the latest 5-Axis CNC machining techniques to provide truly exceptional consistency from barrel to barrel. The SAAMI-spec chambers have been hand-polished to provide the rugged reliability you’d expect with a wide range of training and duty / defensive ammunition. The barrel has also been crowned and threaded, combining match-grade performance and accuracy with the flexible utility provided by allowing shooters to utilize their favorite compensators or suppressors. For a limited time, these barrels include the Griffin Armament Micro Carry Comp. Features: Billet 416R stainless steel Precision cut on 5-Axis CNC machines Perfect barrel, slide, and locking lug geometry Hand polished 9mm SAAMI-spec chamber Broach cut 1:10 rifling Drop in fit for Gen 5 Glock G17 handguns Black nitride finish Target crowned muzzle Threaded 1/2×28 for compensators and suppressors Includes Micro Carry Comp Griffin Armament produces serious use products with exceptional quality at a fantastic value. Designed with real world experience and built in the U.S.A., their product line has the parts you need. They’re built to last a lifetime and backed by their perpetual lifetime warranty. DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols. Additional information Weight 6.08 oz Dimensions 7 × 3 × 3 in Finish Nitride / Melonite Barrel Profile G17 Cartridge Compatibility 9×19/9mm Gas Block Journal N/A Barrel Length 5 Gas System Length Blowback Platform Glock Twist Rate 01:10 Muzzle Thread Pattern 1/2×28 MPN GAG17G5TB UPC 791154083345