KM 6.04mm Inner Barrel for APS2 (395mm)Metal Construction (TN-coated)6.04mm High Precision BarrelAble to Increse The FPS Power (approx 15fps @ 0.2...

KM Uretance Rubber Chamber RH55 for Marui GBB / VSR-10 SeriesSuitable for KJ, WE, Umarex, and Tokyo Marui Gas Bblow Back Pistols and SMG

KM Uretance Rubber Chamber RH45 for Tokyo Marui MP7A1 / M93R / USP / 18C AEG VersionDesign for Improved Performance of the Original Hop up RubberSu...

KM Uretance Rubber Chamber RH55 for Tokyo Marui MP7A1 / M93R / USP / 18C AEG VersionDesign for Improved Performance of the Original PartsSuitable f...