Zhuzhou Bartu Electromechanical Co., Ltd.
| Size | |||||
| Type | r | IC | S | d | L |
| DNMG110408-MR1 | 0.8 | 9 .525 | 4. 76 | 3.81 | 11.6 |
| DNMG110412-MR1 | 1.2 | 9 .525 | 4. 76 | 3.81 | 11.6 |
| DNMG150404-MR1 | 0.4 | 12.7 | 4.76 | 5.16 | 15 .5 |
| DNMG150604-MR1 | 0.4 | 12.7 | 6 .35 | 5.16 | 15 .5 |
| DNMG150408-MR1 | 0.8 | 12.7 | 4.76 | 5.16 | 15 .5 |
| DNMG150608-MR1 | 0.8 | 12.7 | 6 .35 | 5.16 | 15 .5 |
| DNMG150412-MR1 | 1.2 | 12.7 | 4.76 | 5.16 | 15 .5 |
| DNMG150612-MR1 | 1.2 | 12.7 | 6 .35 | 5.16 | 15 .5 |
| DNMG150416-MR1 | 1.6 | 12.7 | 4.76 | 5.16 | 15 .5 |
| DNMG150616-MR1 | 1.6 | 12.7 | 6 .35 | 5.16 | 15 .5 |
| Grade | BMP130 |
| BMP120 | |
| BMP110 |