3PK Spindle Assembly for King Kutter 502303 RFM-48 RFM-60 RFM-72. Specifications:Single Groove Pulley: 4-1/4″NOTE:This spindle comes with a 4-1/4″ single belt pulley which is the standard replacement for all single belt King Kutter Finish mowers. Early models had a 4-3/4 blade pulley and complete spindles with that pulley are no longer available. King Kutter has […]