TNT APS-X Inner Barrel System Kit for KJ SP01 Shadow 106mm Valve more gas is used to

more gas is used to complete the bolt and nozzle cycling

Weight: 280g

- Weight: 1050g

suitable for high power upgrades

TNT APS-X Inner Barrel System Kit for KJ SP01 Shadow 106mm Valve more gas is used toTNT APS X Inner Barrel System Kit for KJ SP01 Shadow 106mm T N. T'S cutting edge inner barrels are definitely the best thing in airsoft today. Using state of the art engineering, t n. t. has designed a new kind of barrel, that will not only improve accuracy, but improve performance and range by 30 50 percent! how does it work? TNT inner barrels are uniquely designed from tight bore to wide bore. Specially designed grooves will create an air cushion