01102-075-4PC 4-Pcs Set Screw Shaft Collar, Zinc Plated Steel, 3/4″ Bore Corrosion Resistant .5625″ Width.75 Steel (Pack of 4)

3/4 inch
Locking set screw
Package of 4 collars
Zinc plated
Package of four 3/4 inch zinc plated shaft collars. Collar has a set screw to lock the piece in place. Bore diameter is 3/4 inch inches