Guarder Steel Recoil Spring Guide for Marui G19 GBB Pistol Umarex Prometheus EG Barrel 387

Prometheus EG Barrel 387

The protector base is compact and compatible with the various models such as handguns

CNC 6061 T5 Aluminum Construction

Suitable For Tokyo Marui M4A1 Series Airsoft Electric Gun AEG Rifle

MAGBULL did a lot of improvements on the new Version 2 Black Python Tight Bore Series

Guarder Steel Recoil Spring Guide for Marui G19 GBB Pistol Umarex Prometheus EG Barrel 387Guarder 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