COWCOW Technology Competition Recoil Buffer Module for Marui Hi-Capa GBB

COWCOW Technology Competition Recoil Buffer Module for Marui Hi-Capa GBB High quality anti-oil rubber material 4 different hardness (45 Yellow/55 Red/65 Blue/75 Black) in a package Serves with stainless steel spacers Well performance on shock adsorption The Competition Recoil Buffer Module shortens the slides travelling distance thus increases cycling speed per shot.