Super Shooter Stainless Steel Spring Guide V2 (WD0008) 
This reinforced Spring Guide replace the original Stock Spring Guide of Airsoft AEG 
Full Stainless Steel Construction 
This spring guide with Ball Bearing is designed to minimize the load for the motor caused by the spring tension 
Especially important for upgraded AEG to install this 
It also makes spring effectively spring back 
Backstop is specially equipped with EIGHT Ball Bearing to prevent Spring Tension build-up during Full Auto Shooting Mode. It greatly reduces the risk of spring breakage 
Suitable for Airsoft Electric Gun AEG Gearbox Version 2 Gearbox. 
Constructed of high quality thrust bearing, POM head with laminated glass & Steel Base 
Recommended to use inline with Upgrade Spring