Guarder Stainless Serial No. Tag for Marui Model 17 Gen 4 GBB Pistol (Original Number)

Guarder Stainless Serial No. Tag for Marui Model 17 Gen 4 GBB Pistol (Original Number) Stainless Steel Construction Design For Replace the Origianl Parts Suitable For Tokyo Marui Model 17 Gen4 Series Airsoft Gas Blow Back GBB Psitol