This motor, produced by CYMA, is designed for electric airsoft rifles with V2 gearboxes like the M4 and SCAR. It's a high torque motor capable of handling strong springs, utilizing neodymium magnets and copper winding.
Specifications:
Neodymium magnets
~21,500 RPM
Copper winding
Metal construction
D-type motor axle
Disclaimer:
Motor may not have the motor spring. There will be slight signs of use/OEM grease on the pinion from the factory.
I run an Mk47 by cyma and its one of my favorite aeg rifles that I use. I bought this motor as back up because recently mine has been getting hot so i know its goon go out soon. This site is my to go to for maintenance and building