Rotary 10820 Jackshaft Pulley 9/16" X 5-3/8" Fits Murray by Rotary $15.11 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Other PRODUCT DESCRIPTION DESCRIPTION Jackshart Pulley replaces Murray #494199. Fits 42" Cut, For Splined Shafts. REPLACES OEM MURRAY 494199, 494199MA SPECS ID 9/16" WIDTH 1/2" OD 5-3/8"