Hephaestus Recoil Power Kit For Krytac KRISS Vector GBB Airsoft SMG (Enhanced Buffer)

Hephaestus Recoil Power Kit For Krytac KRISS Vector GBB Airsoft SMG (Enhanced Buffer) CNC Metal Construction Airsoft Recoil Power Kit Steel Buffer Spring Copper buffer weight (50g) increases recoiling mass Polymer Buffer Bumper Design For Replace the Original Airsoft Internal Parts Increases reliability and provides stable, consistent rate of fire Suitable For Krytac KRISS Vector Gas Blow Back GBB Airsoft SMG Submachine Gun