Complete JG / Echo1 Reinforced Full Metal Gearbox with Motor for G3 Series Airsoft AEG Rifle

Complete JG / Echo1 Reinforced Full Metal Gearbox with Motor for G3 Series Airsoft AEG Rifle. 
This is a brand new, new version complete reinforced G3 gearbox by JG. It is the same exact gearbox in the newest version Echo1, JG, Classic Army and Tokyo Marui G3 series AEG.

FPS output: around 330~420 fps with fully reinforced JG / Echo1 internal for the quality you can expect. (FPS output varies based on gun model and barrel specification)

JG Factory standard high performance motor included.
Wiring and fuse included.

Everything in the image and inside the gearbox are included. (Gearset, bushing, wiring switch assembly, fuse box with fuse, tamiya adapter, motor, piston, piston head, cylinder, cylidner head, reversal latch, nozzle, spring.....)