JM Gen8 Gearbox — Full Nylon Replacement for JinMing M4A1, SCAR, UMP45 & More Type:new (semi / full auto) Package Weight: 310g

Package Weight: 310g

Package includes: 1* fate xxii-100 upgrade spring with o-rings

Material: waterproof anti-abrasive nylon

and accessories as required for different scenarios or operational requirements

Unleash the power and style of the ZWQ S200 Fire Rat Blaster

JM Gen8 Gearbox — Full Nylon Replacement for JinMing M4A1, SCAR, UMP45 & More Type:new (semi / full auto) Package Weight: 310gThis is the famous Jinming Gen 8 Gearbox, it's full nylon made, reliable and durable. This is superior to the old one with metal bushings and nylon gears. But most importantly a harden nylon shell. Compatible with JinMing SCAR JM Gen8 M4a1 HLF UMP45 JM MP5 JM Gen13 XM316 blg m16 ZH m249 and other gel blasters using gen8 gearbox. Features: Full Nylon Construction Hardened nylon shell, gears, trigger, T piece and motor housing for superior durability