USA Mower Blades (9 U10180BP Standard High-Lift for Windsor 50-3055 50-3160 Bobcat 42180B Length 21 in. Width 2-1/2 in. Thickness .250 in. Center Hole 5/8 in. 61 in. Deck Fits OEM: 15208425 1520842S 5022808 5022808SM 1892324 101733 1520842 7017081 7075770 Fits OEMs: 7075770BZYP 7075770YP 20842 20842s 5020842 5101755 5101755BM 5101755S Requires (3) blades for 61-inch deck Made in USA Quantity: 9 Pack