Shaft Collar, System of Measurement Inch, Shaft Locking Type - Couplings 1 Piece Set Screw, Bore Type - Collars Plain Bore, Bore Dia. 3/8 in, Material - Collars Zinc Plated Steel, Outside Dia. 3/4 in, Width 1 1/8 in, Clearance Dia. 0.75 in, Screw Size 1/…