Retroarms Black Gearbox For HPA Gel Blasters

Retroarms HPA V2 CNC Gearbox for Gel Blasters

**standard gearbox less the cylinder, nozzle and bushings

includes mag terminal block

The Retroarms CNC gearbox is precision cut out of CNC 7075.

This is the highest quality HPA gearbox on the market. If you want a high end gearbox for that high end build, this is for you.