Servocity - Clamping Swivel Motor Mounts come in 3 sizes (22, 32 and 37mm ID). These motor mounts are extremely versatile and can easily attach to other robotics components. To adjust the height of the motor, simply loosen the pinch bolt found on the clamping swivel motor mount and slide the motor body to the desired position. These motor mounts are constructed of 6061 T-6 aluminum.