Impact arms manufactures its parts in the same factories as those of SHS.
We choose to go through the manufacturer to change the specifications on the parts if we find that they are not reliable enough and while keeping a value for your money.
This motor makes it possible to pull stronger springs.
Ideally used with gears 18: 1, 32,1 300: 100 and with spring from M110 to M190.
Motor axis : Long.
Motor head: Type D