This wheel also comes standard with (2) 1/4" set screws, one on the keyway and one 90 degrees from it.
5" Poly Tread on Cast Iron Keyed Drive Wheel - 3/4" Bore - Service Caster is unsurpassed in quality, reliability, and excellent customer service. Listing is for one (1) Service Caster 6" diameter by 1-1/2" tread width keyed drive wheel. Featuring a green polyurethane tread and a silver cast iron core, this keyed drive wheel comes with a 3/4" plain bore and a 3/16" x 3/32" keyway.When searching for a reliable and durable solution for replacement keyed drive wheels, consider Service Casterâs Polyurethane on Cast Iron wheels.