The Axial features top rated gas performance while maintaining the durability Rugged Suppressors is known for. With the use of Cobalt 6 in Coaxial Venting Technology the Axial is the most durable ultra low gas blowback suppressor on the market. The Axial comes with a Rugged Universal Mount (R.U.M.) and 5/8x24 MR Brake. - Length Without the Rugged Universal Mount (R.U.M.): 5.7 With R.U.M.:6.6 - Product Weight Without the R.U.M.: 15.7 oz. With R.U.M.: 19 oz - Finish High Temp Cerakote - Material Baffles: Cobalt 6 - Tube: 17-4 Stainless Steel - Mount: Stainless Steel - Includes M2 Brake (5/824 Thread Pitch) - 7.62 Flash Hider Front Cap - Stainless Steel Rugged Universal Mount - Axial Suppressor - Operator's Manual - Dual Taper Lock Mounting Instructions - Rugged Suppressors Sticker - Axial Logo Sticker