Complete Gearboxes & Shells

Ares Amoeba Complete Gearbox M4 Rear Wired The brilliant Ares Amoeba gearbox is well known for i..

ASG ULTIMATE Ver.II M4 AEG Complete Gearbox, High Speed (M100 Spring) A complete 2nd Generation ..

ASG ULTIMATE Ver.II MP5 AEG Complete Gearbox, High Speed (M100 Spring) A complete 2nd Generation..

Boyi 7mm Bearing Gearbox Shell V.2 This gearbox shell from Boyi is ready to accept 7mm bearings ..

Guarder Enhanced Gearbox Shell Ver.3 (Marui Compatable) This Guarder Geabox Shell Will provide a..

NUPROL Delta Gearbox V.2 This is a factory standard NUPROL Delta Series V2 gearbox which comes r..

Retro-Arms CNC Gearbox V3 (8mm Bearings), Quick Spring Change & Speed Trigger A CNC Machined..