AMG Hammer Spring For Umarex/ VFC Glock 17/19/34 GBB Airsoft (Winter Use)

AMG Hammer Spring For Umarex/ VFC Glock 17/19/34 GBB Airsoft (Winter Use) Stainless Steel Airsoft Spring Design For Replace the Original Parts Intended for winter use to improve blowback reliability Suitable For Umarex/ VFC Glock 17/19/34 Gas Blow Back GBB Airsoft Pistol