Guarder Enhanced Hop Up Chamber For Tokyo Marui D.O.R GBB

Guarder Enhanced Hop Up Chamber For Tokyo Marui D.O.R GBB Aluminum Construction (Hard Anodic Coating Process) Design For Upgrade the Original Parts More Durable Suitable For Tokyo Marui Hi-Capa D.O.R. Gas Blow Back GBB Pistol Airsoft Guns