COWCOW Technology Ultra-Light Blowback Housing for Marui Model 19 Series (Silver)

COWCOW Technology Ultra-Light Blowback Housing for Marui Model I9 Series (Silver) 6061 Aluminum material with CNC machined Ultra lightweight design Durable construction prevents flexing and warping under hard use Provide stable and smooth blowback cycling Perfect Fit with COWCOW piston head For Marui Model 19 Series Airsoft Gas Blow Back GBB Pistol