Rotary 726 Idler Pulley 3/8" X 4-1/2" If6412 by Rotary $19.99 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Idler Pulley PRODUCT DESCRIPTION DESCRIPTION Fits AMF/Noma. FITS MODELS GRAVELY PM100, PM160Z, PM200, PRO 200 REPLACES OEM AMF/DYNAMARK/NOMA 57736 CUB CADET 542520-R91 INTERNATIONAL 542520-R91 MASSEY FERGUSON 511-450-M1 SPECS WIDTH 3/4" ID 3/8" OD 4-1/2"