SHS Aluminum Ver.3 Spring Guide w/ Japan Bearing (Red)

SHS Aluminum Ver.3 Spring Guide w/ Japan Bearing (Red) This reinforced Spring Guide replace the original Stock Spring Guide of Airsoft AEG Aluminum 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 Japan bearings, more durable than plastic spring guide Suitable for Airsoft Electric Gun AEG Gearbox Version 3 Gearbox. Recommended to use inline with Upgrade Spring