This is a A-B1LP1002 BLADE-MOWER, XHT, 20-7/8", 1", HL PN: B1LP1002Main Description As Following : A-B1LP1002 BLADE-MOWER, XHT, 20-7/8", 1", HL P.N: B1LP1002 XHT (Xtreme Hardness & Toughness) blades feature a unique steel that incorporates boron, carbon, manganese, and other materials that ensure its strength. The blades are heat treated with the patented and independently tested Marbain heat-treating process. This process makes the blades 25% - 40% harder than standard lawnmower blades, making them the longest-lasting, safest, and most impact resistant lawnmower blades on the market.For LandprideHole Diameter: 1.000"Length: 20.937"Outer Hole Diameter: N/AOuter Hole To Outer Hole: N/AThickness: .203"Type: Medium LiftWidth: 2.500" Replaces: 890-171C LAND PRIDE , 890171C LAND PRIDE , Crossed From: 890-171C LAND PRIDE , 890171C LAND PRIDE , 91-457 OREGON , 91457 OREGON Found in Section & Models : Hay Tool Parts > Lawn Mower Blade, Land Pride MOWER, FINISHING: AFM4014 (LH Deck), Land Pride MOWER, FINISHING: AFM40168 (LH Deck), Land Pride MOWER, FINISHING: AT2560, Land Pride MOWER, FINISHING: AT2572, Land Pride MOWER, FINISHING: AT2660, Land Pride MOWER, FINISHING: FDR1560, Land Pride MOWER, FINISHING: FDR1660, Land Pride MOWER, FINISHING: FDR2560, Land Pride MOWER, FINISHING: FD1560, Land Pride MOWER, FINISHING: FD2560, Land Pride MOWER, FINISHING: FD2572 Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada