Part Number: 34-041 Idler Mtd 4 1/8" X 3/8" Composite Flat Idler Pulley Deck Idler 46" ྙ And Later, 600& 800 Series Flange Od: 4-1/8", Od: 3-1/2" Flat Width 7/8", Bore 3/8" Flat 756-0627