国内新型号 | d | D | B | 重量 |
(mm) | (mm) | (mm) | (kg) | |
RN202 | 15 | 35 | 11 | 0.049 | RN202M | 15 | 35 | 11 | 0.049 |
RN204 | 20 | 40 | 14 | 0.08 | RN204M | 20 | 40 | 14 | 0.078 |
LRN605/YA | 25 | 52 | 15 | 0.15 | RN205 | 25 | 45 | 15 | 0.085 |
RN205M | 25 | 45 | 15 | 0.085 | RN207 | 35 | 61.8 | 17 | 0.202 |
RN207M | 35 | 61.8 | 17 | 0.202 | RNL208M | 40 | 80 | 18 | 0.47 |
RN208 | 40 | 80 | 18 | 0.23 | RN208M | 40 | 70 | 18 | 0.23 |