ADAPTER RING FOR Tokyo Marui M4 MWS GBB is designed to allow the installation of any standard aftermarket handguard / rail systems onto the Tokyo Marui M4 MWS GBB. This ring is compatible with rails including the Centurion Arms CMR Rail Systems, Mega Arms Wedge Lock Handguard as well as many other aftermarket handguard / rail systems.
Features:
Allows installation of aftermarket handguard / rail system (Tokyo Marui / metric thread)