Hi-Lift Blade / MTD 942-0542Pack Size:1MTD 742-0542, MTD 942-0542, MTD 753-0571, Troy-Bilt 942-0542, Troy-Bilt 742-0542, Troy-Bilt 753-0571Aladdin UMT58, Dealer Choice 50-3910, Edgewater 155517, ESF 114-706, Foley/Belsaw 5979962, Foley/PLP 114-706, Green Meadow UMT62, Kwik-Fix 814249, Kwik-Fix 814706, Laser L1632, Laser 91134, Laser 91468, Lowe's 78032, NHC MA2411, Oregon 98-057, Prime Line 7-06401, Rotary 1021, Sunbelt SB-98906, Sunbelt MA-2411, Sunbelt SB-6198, Sunbelt B1MA2411MTD Outside blade on 600 and 800 series 1996 and older held on with bolt; requires 2 of 335-525 and 1 of 335-533 for 46" deck; Troy Bilt Requires 2 of 335-525 and 1 of 335-533 for 46" deckLength: 16 1/4 ", Center Hole: 6 pt. star, Outer Hole: 5/16 ", Center To Center: 2 1/2 ", Width: 3 ", Requires 2 of 335-525 and 1 of 335-533 for 46" cut, Specially designed center hole to replace six point star, Thickness: .120 "