A Plus Airsoft Aluminum Bolt Carrier Assembly for VFC AR / 416 GBB

A Plus Airsoft Aluminum Bolt Carrier Assembly for VFC AR / 416 GBB Aluminum Construction (Lightweight) Design For Upgrade the Original Parts More Durable Suitable For VFC AR/ M4 Series Airsoft Gas Blow Back GBB Rifle/ Umarex / VFC HK416 Series GBB Rifle