Deck Blade Fits John Deere 102 105 107 115 125 135 D100 D105One New Aftermarket Replacement Deck Blade Fits John Deere 42" Riding Mower and Lawn Tractor This aftermarket replacement mower deck blade Fits John Deere 42 inch mower decks on a wide range of riding lawn tractors and zero turn mowers. The blade installs in the mower deck spindle assembly using a 7 lobe (7 point star) center hole and delivers a clean, even cut across the full 42 inch cutting width. Two (2) blades are required per 42 inch deck this