Art.-No. Lmm Bmm B2mm Dmm Limm B1mm chain SWLkg BRLkg weightg   NB4508 93 28 16 10 19 9 6 - 8 mm 850 2500 240 g   NB4510 117 36 22 13 23 13 8 - 12 mm 2000 5000 550 g   NB4513 155 66 35 18 30 17 12 - 14 mm 3000 9500 2350 g   NB4516 190 86 43 22 42 20 16 - 20 mm 5000 20000 5000 g