Set of three (3) Heavy Duty Tungsten Carbide fused ectended cutting edge replacement aftermarket Oregon G6 blades that fit 60" Exmark CT, Front Runner, Laser HP, Kaser Z, Laser Z AS, Laser Z ASX, Lased Z d, Laser Z E, Laser Z S, Laser Z X, Laser Z XP, Laser Z XS, Phaser, Pioneer, Quest, SP, Turf Ranger, Untra Cut, Vantage, 3 for 60" Cut. These blades are Gator style blades that are high air lift, a full 1/4" thick, 3" wide with an extended cutting edge (8") with a Fusion tungsten carbide cutting edge to increase time between sharpening. They are 20-1/2" long by 3" wide with a 15/16" center hole and .250" thick.