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Quick change spring guide for VFC avalon gearboxes. Replacement for v2 gearboxes..

Upgrade your plastic spring guide to the FPS Version 2 Ergal Ball Bearing Spring Guide with round pins (GM2EPT).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 ..

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 esp..