Complete ESM blade section for UNIVERSAL replacement mowers Blade length (mm): 870 Number of blades: 17 Thickness of reinforcement (mm): 5-6 Positions FL, FK, ZT: FL 1+2 / 5+6 Number of holes and spacings: 2 x 101,6 Number of holes + rivets + Ã: SB 1 x 8 Z Weight: 2,5 Kg