Tokyo Marui Hi-Capa - Replacement Part H51-3, 4, 5, 6, 7, 8, 9, 10 - 5.1 Rear Sight BBU The barrel has a Crazyjet

The barrel has a Crazyjet inner barrel

Fits for AEG Gun / GHK GBB Rifle (Stock Hop Up Chamber)

4mm O-ring for o-ring BBU

Production Model : AIP024-TM51-S

Tokyo Marui Hi-Capa - Replacement Part H51-3, 4, 5, 6, 7, 8, 9, 10 - 5.1 Rear Sight BBU The barrel has a CrazyjetGenuine replacement parts for the Hi Capa series from TM Tokyo Marui Parts H51 3, H51 4, H51 5, H51 6, H51 7, H51 8, H51 9, H51 10 parts may fit other models and brands, please check before ordering __________________________________ All Parts and upgraded are recommended to have fitted by a airsoft tech any damage caused by improper fitting will not be returnable