Nine Ball TM GBB TM-P7A1 Barrel 145.5mm

The Nineball tight bore power barrel reduces the amount space around the BB to increase the overall air pressure behind the BB itself. Reducing as much possible air loss allows for the power barrel to achieve maximum performance.Compatible Model: Tokyo Marui TM-P7A1Barrel Length: 145.5mmInner Bore Diameter: 6.03mmMaterial: Stainless Steel (SUS)