Alpha shooting sports 56 1-7 cold hammer-forged MK18 barrel, which is machined from 4150 chrome-moly steel. Customer service can't be beat either - I emailed Alpha Shooting Sports : The AR-15 Builder's Choice. S. Our online store is designed to provide you with a safe and secure environment to purchase from our product catalog. You will be charged for return shipping during check out. Check out ALPHA SHOOTING SPORTS EXECUTIVE CARRY V5 SLIDE FOR GLOCK® 20 GEN 3 available Online at Brownells Today and many more Handgun Slides & Parts products are available in our Gun Parts Department. Longer sight radius G20 compatible 10MM slide internals installed. We can cut your slide to accept Trijicon RMR optics as well as attractive weight reduction machining. Considered the "AR-15 Builder's Choice", these Alpha Shooting Sports gun parts are built with superior craftsmanship and an attention to detail. ALPHA V1 Tactical 10mm Long Slide for G20Enjoy the advantage of a full 5” 10mm barrel and complete slide that will add performance to one of best performing auto loading calibers on the market. df kpwoewog7 pwd9q q9jpl pnk ov4bg if4y nf2yq m85kv fcdeu