XHT, 16-1/4", "H" Mower Blade (Set of 2) - B1MA2402,2 Replacement XHT Lawnmower blade. XHT(Xtreme Hardness & Toughness) blades are 25-40% harder than standard lawnmower blades. Benefits of the HXT 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) B1MA2402 and (1) B1MA2431 for 46" cut C to C 2 1/2" Center Hole "H" pattern Length 16-1/4" Outer Hole 5/16" Thickness .156 Type High Lift Width 2-1/2" Crossed From: 112-0304 TORO / WHEEL HORSE 112-3691 TORO / WHEEL HORSE 1120304 TORO / WHEEL HORSE 1123691 TORO / WHEEL HORSE 172-7926 MTD/ CUB CADET/ WHITE 1727926 MTD/ CUB CADET/ WHITE 742-04043 MTD/ CUB CADET/ WHITE 742-04125 MTD/ CUB CADET/ WHITE 9420611A MTD/ CUB CADET/ WHITE 9420611X MTD/ CUB CADET/ WHITE 9426011 MTD/ CUB CADET/ WHITE 335-691 STENS 335691 STENS 335-691 STENS 335691 STENS 742-04125-X BOLENS 742-0611-X BOLENS 74204043 BOLENS 74204125X BOLENS 7420611 BOLENS 50-3935 WINDSOR 503935 WINDSOR A physical address must be provided, NO P.O. BOXES. Thanks for looking!