| 型号 | 基本尺寸 mm |
|||
| 金属保持架 | 尼龙保持架 | d | D | B |
| 3207A | 3207ATN9 | 35 | 72 | 27 | 3307A | 3307ATN9 | 35 | 80 | 34.9 |
| 3307DJ1 | - | 35 | 80 | 34.9 | 3208A | 3208ATN9 | 40 | 80 | 30.2 |
| 3308A | 3308ATN9 | 40 | 90 | 36.5 | 3308DNRCBM | - | 40 | 90 | 36.5 |
| 3308DMA | 3308DTN9 | 40 | 90 | 36.5 | 3209A | 3209ATN9 | 45 | 85 | 30.2 |
| 3309A | 3309ATN9 | 45 | 100 | 39.7 | 3309DNRCBM | - | 45 | 100 | 39.7 |
| 3309DMA | - | 45 | 100 | 39.7 | 3210A | 3210ATN9 | 50 | 90 | 30.2 |