PP783506 SPINDLE ASSEMBLY FOR HUSTLER 783506 ROTARY 11452 SUNBELT B1HS100 FITS: HUSTLER FASTRAK, MINI Z AND SUPER MINI Z WITH 44" AND 52" DECKSPECIFICATIONS: HEIGHT 5 1/2" OD 5 1/4"REPLACES OEM: 783506REPLACES AFTERMARKET: 285-989, 11452, B1HS100Warning:Lead-Nickel-Cancer and Reproductive Harm