ISE Non Genuine Replacement Blade for MTD. LENGTH: 18' WIDTH: 2' C. H. DIA: 3/8' THICKNESS: 0.1500' DIAMETER OF OUTSIDE HOLES: 5/16' CENTER TO CENTER (OUTSIDE HOLES): 2-1/2' CUT DIRECTION: RIGHT . Replaces Part Numbers: MTD: 742-0121, 742-0121B, 942-0121, 942-0121B WHITE OUTDOOR: 32-0003239 WINDSOR: 50-2280 . Fits Models: MTD: B020-5, Grass Handler Mdl 2104/811-5164, Lawnflite Mdl 020-132, Lawnflite Mdl 020-192, MTD Lawnflite 116-020-111, MTD Lawnfliteb 020-6/116-020-071, MTD Mdl 117-082-112, Servistar Mdl 117-020-105 SSR 020, Servistar SSR 020, 115-020-000, 115-020-033, 115-020
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