Hello ,
It is not fit for your A10M , this is stepper motor for A10M link: https://www.geeetech.com/stepper-motor-d42hs342024b22-for-a1-
0ma20ma30ma10ta20ta30t-extruer-p-1359.html ,if you have any problems you can contact my mailbox:myorder@geeetech.com , have a ni ce day .