The 2012 X 1 1/2 is a tapered bushing for use with QD, TL or taper-lock sheaves, sprockets and pulleys. Provides a positive grip on the shaft with quick installation and removal for OEM and MRO maintenance. Specifications: - Manufacturer Part Number: 2012 X 1 1/2 - Product Type: Tapered Bushing - Material: Cast Iron - Bore Diameter: 1.5 in - Bore Type: Finished Bore with a Keyway - Outer Diameter: 2.75 in - Set Screw Size: 7/16/2014 - Finish/Coating: Black Oxide - Part Weight: 1 lb Stocked and shipped fast from offroadbelts.com. Industrial-grade replacement part for OEM, MRO and maintenance buyers — order with confidence.