This is a complete set of the wheels to build your own 2” x 48” or 2” x 72” belt knife grinder.
This listing includes:
One - 4” drive wheel with a bore sized for a 5/8" (.625”) drive shaft with a 3/16” keyway. It is also broached to use with keyed shaft or can be used with a smooth shaft with a flat ground on it for the set screw. A set screw is included. This wheel is domed (convex) in the contact area for proper belt tracking. It has a 4” OD x 2 1/4” wide.
One - 2 1/2” tracking wheel that is domed on a cnc lathe for proper tracking. The bearings have a ½” ID hole for use on ½” shafts or bolts for axles. They are 2 1/2” OD x 2 1/4” wide.
Two 2” contact wheels that are flat turned on the outside and also feature a ½” ID bearing. They are 2” OD x 2 1/4” wide.
All of the wheels are made of top grade aircraft aluminum. The bearings are pressed into pockets so they will not go deeper if over tightened. The bearings are replaceable. Wheels are ready to ship after payment is received.