CALIBER: 7.62mm rated to .300 RUM; Belt Fed Rated - DIAMETER: 1.5 - LENGTH: 9 to 7.5? - WEIGHT: 21.5 oz to 17.5 oz - SOUND LEVEL: (SPL) 134-138.4 Db - FINISH: Cerakote - MATERIALS: - Baffles: Stellite core - Tube: 316L Stainless Steel - Mount: 17-4 PH Stainless Steel - FEATURES - ADAPT Modular Technology - Interchangeable Front Caps 7.62mm (5.56mm available) - Monolithic 17-4 PH Stainless Steel Mount - Quick Detach Dual Taper Locking System - Unconditional Lifetime Warranty - One can. Two lengths. - Introducing the Surge 762-a suppressor on your own terms. Now you don