Check the listing for details. CGW Arbor Diameter Size Reducing Bushing Adapter for Grinding Wheel. Condition: New. Listed at 4.00 USD. Professional and Affordable Choice of genuine CGW plastic (reducing arbor diameter) bushings adapters in bench or pedestal grinding wheels for simple and easy use. For ordering, please, refer to specifications table below. One bushing (or ring) per lot. Adapter Description Width Inch CGW Part # Number of Parts Telescoping Bushings From 1" to 3/4” to 5/8” to 1/2" 1/2” 51000 3 Telescoping Bushings From 1" to 3/4” to 5/8” to 1/2" 3/4” 51001 3 Telescoping Bushings From 1" to 3/4” to 5/8” to 1/2" 1” 51002 3 Bushing (Reducer Ring) From 1-1/4" to 1" 1/2" 51003 1 Bushing (Reducer Ring) From 1-1/4" to 1" 3/4” 51004 1 Bushing (Reducer Ring) From 1-1/4" to 1" 1” 51005 1 Bushing (Reducer Ring) From 1-1/2" to 1-1/4" 1/2" 51006 1 Bushing (Reducer Ring) From 1-1/2" to 1-1/4" 3/4" 51007 1 Bushing (Reducer Ring) From 1-1/2" to 1-1/4" 1” 51008 1 CGW Bushings (adapters) made from crack (damage) free rigid plastic for long life span with multiple external ribs for perfect contact between bushing and arbor material in the grinding wheel. Please, contact us for consultation, if you experience difficulties matching or ordering the correct product (s). Fast next day shipping upon payment received via economy ground service. For shipping to Hawaii, Alaska or Puerto-Rico or International, please, contact us for a shipping quote.Thank you for visiting, buy with confidence.