Description: HSA Upgrade/Reinforced Spring Guide for VSR-10/Bar10
Specifications:
Reinforced/Upgraded Spring Guide for Marui VSR-10/Bar10 and compatible Spring rifles
Machined High Quality Metal
Can handle More Stress Than the Stock Spring Guide
Increases Upgrade potential(Allows for higher FPS!)
Ball Bearings Inside the Spring Guide Help Relieve Stress Caused by Spring rotation