VFC Steel Hammer For M4 / HK416 GBB Airsoft (New Version)

VFC Steel Hammer For M4 / HK416 GBB Airsoft (New Version) Metal Construction Airsoft Hammer Design For Upgrade the Original Internal Parts More Durable Suitable For M4 / HK416 Gas Blow Back GBB Airsoft Rifle Also Fit For VFC KAC SR-25 and M110 series Gas Airsoft Rifles