Fits: 4020, 4430, 4520, 5010, 5020
FRONT WHEEL BOLT. 5/8″ FINE THREAD, 15/16″ HEAD, FITS 4430, 4440, 4450, 4455, 4520, 4620, 4630, 5010, 5020, 6030, 7400, 7410, 7600, 7610, 7700, 7710, 7800, 7810, 8430, 8630, 4020, 4050, 4055, 4230, 4240, 4250, 4255, 4320, 4430, 4440, 1086, 1456, 1466, 1486, 4568, 4586. -I377