EINHELL COMPATIBLE lawn mower blade Features : Length (mm): 514 Centre hole (mm): 16.3 Outer hole (mm): 9.8 / 6.8 Centre-to-centre distance (mm): 47.6 Weight: 918 g For models: BG-PM 51 S HW, BG-PM 51 S HW-E, BG-PM 51 S-HW SE, RM 51 RA Hanseatic Code : 13286746 Original code: 3405770 EINHELL SR m