... power on bicycles, motorcycles, machinery. ANSI B29-1 roller chain standard sizesSizePitchRoller diameterTensile strengthWorking load250.250 (6. ... kg)140 lb (64 kg)350.375 in (9.52 mm)0.200 in (5.08 mm)1 ... 15.88 mm)0.400 in (10.16 mm)4,880 lb (2,210 kg)1,430 lb ... mm)38,280 lb (17,360 kg)9,040 lb (4,100 kg)1602.000 in (50.80 ... :2011-6-23 21:14:11 Roller Chain or Bush Roller Chain With ISO9001:2000 Approved