Details
| Parameter | UBD ( Unbreakable) | SUBD ( Super Unbreakable) |
| ID | 160 mm | 158 mm |
| OD | 173 mm | 171 mm |
| Deep | 12 mm | 11 mm |
| Weight | 200 gm | 222 gm |
| Parameter | UBD ( Unbreakable) | SUBD ( Super Unbreakable) |
| ID | 160 mm | 158 mm |
| OD | 173 mm | 171 mm |
| Deep | 12 mm | 11 mm |
| Weight | 200 gm | 222 gm |