Description Blades for 42" Cut Also fits Sabre & Scotts Mowers Replaces: (Please be sure of your OEM part number before purchase) For John Deere: GX20249, GX20433, GY20567 For Windsor: 50-3036 Fits Models: For John Deere: L100, L100-L118, L105, L107, L108, L110, L111, L118, L17.542, L1742, 14.542GS, 14.542GS Sabre, 1642HS, 17.542HS For Sabre: most Sabre with 42" decks Specs: Length: 21" Width: 2-1/2" C. H. Dia: 0.6750" Thickness: 0.1500"