MAXX Model Airsoft AEG Spring Guide Thru-Hole

Maxx Model CNC Stainless Steel/Aluminum Spring Guide Thru-Hole is specifically designed for Bolt Recoil Shock System (BRSS) to keep the spring in line and allow the spring to rotate on shaft during high compression.This Spring Guide Thru-Hole is machined with a 6.8mm through hole on stainless steel hub to allow the pushrod to go through thrust bearing and spring guide without any restriction.The Spring Guide Thru-Hole is also equipped thrust ball bearing to reduce spring stress and breakage during high speed spring compression. Made of Stainless Steel and Aluminum.