COWCOW Technology Stainless Steel Guide Rod Set for Marui Model 17 Gen4 GBB (Gold) Length-(mm)_695 Heavy brass-like finishing shells with

Heavy brass-like finishing shells with high compression rubber bb retainers

Plastic Construction

with every appearance parts and all details like coating

G&P Bolt Carrier Hammer Assist (Long) for Tokyo Marui M4A1 MWS GBB

MRS is a lightweight

COWCOW Technology Stainless Steel Guide Rod Set for Marui Model 17 Gen4 GBB (Gold) Length-(mm)_695 Heavy brass-like finishing shells withCOWCOW Technology Stainless Steel Guide Rod Set for Marui Model 17 Gen4 GBB (Gold) Stainless Steel Construction Design For Upgrade the Original Parts More Durable Designed to be a drop in fit that increases the cycling performance of the pistol Suitable for Tokyo Marui Model 17 Gen4 Series Airsoft Gas Blow Back GBB Pistol