USA Mower Blades (9 U11108BP Standard Medium Lift for Great Dane D18037 GDU10231 Length 18 in. Width 2-1/2 in. Thickness .200 in. Center Hole 5/8 in. 36 in. and 52 in. Deck Fits OEM: 038535000 483035 GDU1023000878100 D18086 021871 A4811048110481706482461 107319603 Fits OEM: 71440002 TCU37209 050111 21871 5011 501121871 1100414 1100418 Requires (2) blades for 32-inch deck and (3) blades for 48-inch deck Made in USA Quantity: 9 Pack