Bow Master Hop Up Adjustment Wheel For VFC HK53 / G3 GBB Airsoft Rifle

Bow Master Hop Up Adjustment Wheel For VFC HK53 / G3 GBB Airsoft Rifle CNC 6061 Aluminum Construction Airsoft Hop Up Adjustment Wheel Design For Upgrade the Original Parts Suitable For VFC HK53 / G3 Gas Blow Back GBB Airsoft Rifle