Set Screw Collars are the oldest type of shaft collar. These units function by gouging the set screw into the surface of a soft shaft. They are a low-cost answer when frequent adjustment is not a consideration.
Standard Material: Steel-Zinc Plated
Bore Size: 3/4 in
Outside Diameter” 1.250 in
Width: 0.563 in
Screw Size: 5/16-18 x 1/4
Screw Material: Alloy Steel
