Guarder Steel Recoil Spring Guide for Marui G19 GBB Pistol

Guarder Steel Recoil Spring Guide for Marui G19 GBB Pistol CNC Steel Construction 150% and 180% Recoil Spring included Designed to work with the Prolong usage of Green Gas Suitable for Tokyo Marui G19 Series Airsoft Gas Blow Back GBB Pistol