CLOCKWORK CNC GEARS 20:1 RETRO ARMS (RA-7681)

Clockwork gear ratio 20:1
Fully CNC machined from high quality hardened steel
Piston gear set - sector gear - bevel gear
tested on m210 spring in the retroarms mechabox with piston and other parts of the retroarms family with thousands of rounds
Bearing axle - 3mm diameter compatible with all types of retroarms bearings with the right diameter