SET OF 2 - Replacement Blades for Toro 44-5480 27-0990 - B1TR3101. Replacement XHT Lawnmower blades. XHT(Xtreme Hardness & Toughness) blades are 25-40% harder than standard lawnmower blades. Benefits of the XHT blade are sharper and longer lasting cutting edges. More resistance to bending. Tighter tolerances in the aftermarket vs. OEM. XHT blades also offer greater impact toughness. 2 blades needed for 36" cut 3 blades needed for 52" cut Fits walk-behind Groundsmaster and Time Cutter ZTR models Center Hole: 1/2" Length: 18" Thickness: .187 Type: Low Lift Width: 2-1/2" Crossed From: TOR-336 J. THOMAS TOR336 J. THOMAS TOR18 MOW MORE 005790 LESCO 09759 SPALDINGS 104-1301 TORO / WHEEL HORSE 1041301 TORO / WHEEL HORSE 106-0628 TORO / WHEEL HORSE 1060628 TORO / WHEEL HORSE 108-1477 TORO / WHEEL HORSE 1081477 TORO / WHEEL HORSE 231023 LANDSCAPE SUPPLY 27-0990 TORO / WHEEL HORSE 27-0990-03 TORO / WHEEL HORSE 270990 TORO / WHEEL HORSE 27099003 TORO / WHEEL HORSE 3361 ROTARY 345-405 STENS 345405 STENS 44-5480 TORO / WHEEL HORSE 445480 TORO / WHEEL HORSE 50-2310 WINDSOR 502310 WINDSOR 7-04471 PRIME LINE 704471 PRIME LINE 91687 LASER SALES 94-018 OREGON 94018 OREGON Fits the following models: Toro / Wheel Horse: SEVERAL (36" & 52") A physical address must be provided, NO PO BOXES. This is an Aftermarket part. Thanks for looking!