Hi-Lift mower blade replaces Bobcat OEM#'s 11211-03, 112111-03, 112243-03, 2722543-03, 42180B, 72039B, WM142180B, John Deere GDU10232, Spartan 438-0002-00. Stens # 310-086, 310086.
21" length, 5/8" center hole, 2.5" width, 0.250" thickness. Requires 3 blades for 61" decks. Refer to your owner's manual to match by OEM part #.