These hubs will typically be used on motors with 3/8" shafts.

This hub is typical used to fasten to a 1/2" lead screw.

These hubs will typically be used on motors with 3/8" shafts.

This hub can be fastened to a 1/4" motor shaft or a 1/4" lead screw.

If you have a 5/8" lead screw, this is the hub for you.

This is the middle section of the coupling set. You will only need one of these to complete a set for one motor and one lead screw.

This hub can be fastened to a 1/4" motor shaft or a 1/4" lead screw.

Flexible Coupling Sets - Connects a single motor to a lead screw end (Two Hubs and One Middle Spider)