Bolt Airsoft MIM Hi speed gear set for electric guns (13:1)

New extreme speed MIM steel gear set available
ultra speed configuration for best trigger response (1 shot each 13 roundd of bevel gear)
Hi speed best match uses with steel type piston and hi power motor
suitable for ver.2/ver.3 MARUI, G&G, G&P, KA etc....electric gun models

Box includes:
-Bevel gear
-Spur gear
-Sector gear
-D shaped motor gear
-Shims