Guarder 6.02 inner Barrel with Chamber Set for MARUI G19 Gen5 MOS (G45) Manufacturer_OTD - Improved durability over TM

- Improved durability over TM piston head

Sporting impressive throw-lever QD release

Gas Blow Back Submachine SMG Gun

Auto- Pre-Installed MOSFET- Last Round Cut off Feature

Modify Red Part to fits in slide

Guarder 6.02 inner Barrel with Chamber Set for MARUI G19 Gen5 MOS (G45) Manufacturer_OTD - Improved durability over TMFits for MARUI G19 Gen5 MOS Gas Blow Back (Theoretically Fit for MARUI G17 Gen5 MOS) Inner Barrel For G19 45 Barrel Spec. Bore Size: 6. 02 mm Barrel Length: 87 mm Material: Barrel: Copper HOPUP Chamber: Aluminum Bucking : 70 Rubber Item no.: GLK 552 * Toys only, please be safe use of air guns and must be follow the local law requirement for all airsoft use. * * Please note: installing parts assemble fitting airsoft gun will need intermediate