2 x 55.5CM Mulching Blades (right and left) Set for 107 CM (42") lawn tractor 3 in 1 combination knife: throw out - catch - mulch Suitable for John Deere lawn tractor with 42 inch (107 cm) Freedom mulching mower: GX355, LX200, LX255, LX266, LX277, LX279, GT225, GT235, GT235E, GT245, X324, LT133, LT155, LT160, LT166, LT170, LT180 Replaces: M130718 (knife rotating to the right) M130719 (knife rotating to the left) AM130172, AM126023, AM128013 (the set) You can find other sizes and shapes in our eBay shop. Description [mm]: L: 555;   Eg: 35x20;   AL: -;  AWAY: -;   B: 63;   Strength: 4   Why our knives? The knives are made of certified steel of the best quality (50CrV4). Sharp, hardened, balanced (45 HRC) and straight bent, our knives guarantee fine mowing and a long period of use (at least 3 seasons). Thank you.