Collar, Shaft; 2" Bore; Steel; One Piece Solid; 3" Outside Diameter; 7/8" Width; 1/2-13 X 1/2 Set Screw Size; One Number of Set Screw; No Keyway

1-11/16" Bore; Shaft Collar; Steel; 2-3/4" Outside Diameter; 11/16" Width; 5/16-24 X 1 Clamp Screw Size; Two Piece Split

1-5/8" Bore; Shaft Collar; Steel; 3" Outside Diameter; 5/8" Width; 5/16-24 X 1 Clamp Screw Size; Two Piece Split Recessed Screw

2-3/16" Bore; Shaft Collar; Steel; 3-1/4" Outside Diameter; 15/16" Width; One Set Screw; 1/2-13 X 1/2 Set Screw Size; One Piece Solid

3/4-10 Bore Thread; Shaft Collar; Stainless Steel; 1-1/2" Outside Diameter; 1/2" Width; 1/4-28 X 5/8 Clamp Screw Size; One Piece Split Threaded