This mounting bracket fit the following gear motors:
MOT-24250G, MOT-24450G, MOT-36250G, and
250W/450W Gear Motor Bracket with Mounting Hardware
for Electric Bicycles
Mounting bracket for 250 and 450 Watt gear motors.
Includes mounting hardware. Designed to mount 250 and 450 Watt gear motors onto
the seatstay and chainstay of most bicycle frames. Item # HDW-250