MTD 3 OEM Extreme Blades Cub Cadet Troy Bilt RZT54 GT1054 w/54 Deck 942-0677-X Fits: Cub Cadet: GT1054, GT1554, GTX1054, LGT1054, LGTX1054, RZT54, RZT-L54, RZT-S54, SLTX1054, SLT1554 Fits: MTD: GT2550, GT2550H, GT2754, GT5024, GT5427, GT954, SLT-5400, Z6600, ZTL8000, ZT-54, ZT-54, ZT-L54 Fits: Troy-Bilt: TB2454, TB2654, GTX2654, Mustang 54 XP, Big Red, Big Red GT54 Specs: Center Hole: 6 pt. star Length: 18 1/2 " Thickness: .149 " Width: 3 " This is a Quality Authorized OEM Product