T-N.T. Studio APS-X HOP-UP SYSTEM HOP-UP Retrofit Kit for KWA/KSC M4 GBBR (265mm) Aluminum 110mm Metal Outer Barrel

110mm Metal Outer Barrel

KSC Makarov MKV PM GBB Pistol

We understand it is so frustrated of the jamming gun during in a competition

Counter-clockwise 14mm is able to attach any barrel extension tube (sil

T-N.T. Studio APS-X HOP-UP SYSTEM HOP-UP Retrofit Kit for KWA/KSC M4 GBBR (265mm) Aluminum 110mm Metal Outer BarrelT N. T System APS X HOP UP SYSTEM HOP UP Retrofit Kit for KWA KSC M4 GBBR (265mm) Features : Simplify the original complex components. The inner barrel can be used T N. T. System all series of precision Air cushion inner barrel (O D 8. 5mm) H+ inner barrel(O D 9. 95mm), has been changed to a general specifications , to rid itself of special specifications. Improve the original innerbarrel rotation problems , improve the stability of shooting. T N. T.