Jackshaft / Murray 491922MAPack Size:1Murray 91922, Murray 491922, Murray 491922MAEdgewater 595635, ESF 192-328, Foley/Belsaw 5979338, Foley/PLP 192-328, Green Meadow JS975, Laser L2292, Laser 97131, NHC 253-6130, Oregon 85-008, Prime Line 7-05098, Rotary 6890, Sunbelt SB-2902, Sunbelt MU-48, Sunbelt B1MU48Murray 36"-42" decks, splined shaft units .600" OD spline, OD: 5/8 ", Length: 7 3/4 ", 1 1/4" OD shoulder