King Arms 7mm Gear Box With Bearings for Marui G36 Series Metal Heckler & Koch developed the

Heckler & Koch developed the Heckler & Koch UMP

- Size: Universe Size

extended metal recoil spring guide and spring cap

- Barrel Length: 485mm

DYTAC Gen III K Style QD Mount (CNC Version)  Full Metal Construction  Quick Detachable Lever Design  Suitable For Replica T1 Red Dot Sight

King Arms 7mm Gear Box With Bearings for Marui G36 Series Metal Heckler & Koch developed theEssential part for upgrading your Airsoft Electric Gun AEG To build a tight & durable gearbox 7mm Bearing Enhanced Gearbox Coated Copper Conductor Selector Plate for lower resistance Anti Heat & Anti Wearing Construction Suitable for AEG brand: Tokyo Marui As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed SKU KA GB 03 Item Weight (gram) N A Major Color N A Built Material Zinc Alloy