50 | 12 | 1.5/2.0 | 08B 11or 14 teeth | 100-1500 | carbon steel | zino-plated |
stainless steel | chromo-plated | |||||
aluminum | rubber-casted | |||||
60 | 12 | 2.0/3.0 | 08B 11or 14 teeth | 100-1500 | engineering plastic | plastic-covered |
medium /heavy load roller(Accumulation )