Rotary 7991 Spindle Pulley 9/16"X 5-1/4" Fits Murray by Rotary $32.35 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Spindle PRODUCT DESCRIPTION DESCRIPTION Fits Murray 38" Front Engine Rider 12 HP Models: 38617X5A, 38618X92A & 38608X12D. Splined ID. REPLACES OEM MURRAY 91769, 91943 SPECS WIDTH 1-13/32" OD 5-1/4" ID 9/16"