A&I XHT 24-1/2", 5/8" Mower Blade (Set of 6) - B1SC2806,6 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. (3) blades for 72" cut. Center Hole 5/8" Length 24-1/2" Thickness .197 Type Medium Lift Width 2-1/2" Crossed From: SC24 MOW MORE SG-3426 J. THOMAS SG3426 J. THOMAS 038-7220-00 BAD BOY 038722000BAD BOY 047685 ARIENS / GRAVELY 050653 LESCO 105476 HUSQVARNA 105476 YAZOO/ KEES 15001 ROTARY 2299 LANDSCAPE SUPPLY 303-164 STENS 303164 STENS 340-129STENS 340-130 STENS 340129 STENS 340130 STENS 48112 FERRIS 48112 HUSQVARNA 48112 SCAG 48113 FERRIS 48113 SCAG 481701 SCAG 481709 FERRIS 481709 SCAG 482002 SCAG 482788 SCAG 482882 SCAG 50-3435 WINDSOR 5022476 FERRIS 5022476S SNAPPER 503435 WINDSOR 6026 ROTARY 7-04955 PRIME LINE 704955 PRIME LINE 8983851 ARIENS / GRAVELY 91-627 OREGON 91627 OREGON This is an aftermarket product, not an OEM. A physical address must be, NO P.O. BOXES. Thanks for looking!