The FPS GM2E second version bearing spring guide in ergal is a high quality component for your airsoft replica. Made of light and resistant ergal, this spring guide is designed to improve the fluidity of the piston movement and reduce spring wear, guaranteeing constant and reliable performance over time. The stainless steel ball bearings ensure excellent smoothness and durability. Installation is simple and fast, thanks to the design compatible with different types of gearboxes.

Upgrade your plastic spring guide to the FPS Version 2 Ergal Ball Bearing Spring Guide (GM2E).
Plastic spring guides can break easily, especially on upgraded guns.
If you want your airsoft gun to outshine the competition, you absolutely need a metal spring guide.
The ball bearings on this model are especially good for upgraded guns because they help reduce tension on the spring by allowing it to spin freely,
thus reducing the probability of the spring breaking.
Each FPS spring guide is made of ERGAL and it is also anodized for smooth surface finish.
100% Marui compatible.
Suitable for M4 , M16 , SR16 , MP5 , MC51 , G3 , MINIMI , LR300.
100% MADE IN ITALY