The Rival Arms Glock Barrel is designed to provide improved accuracy over your factory barrel. The match-grade barrel is built from high-quality 416R stainless steel. The drop-in design means no gunsmith is required prior to use. It also receives a low-temperature PVD coating for a durable barrier to wear and tear. This barrel also receives a BORSLICK inner bore treatment to resist heat and carbon buildup. The result is a barrel that rivals custom work and delivers the best accuracy and performance. FeaturesCNC-machined from 416R stainless steel billet Match-grade precision drop-in barrel1:10 Twist6-groove riflingLow-temperature vacuum PVD coatingBORSLICK bore treatment Target crowned muzzle Individually hand-inspected for accuracy No gunsmith required Matching thread protector 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.