| Technical Specifications | |
| Diameter | 155 mm |
| Total Weight | 4339 kg |
| Barrel Weight | 2259 kg |
| Barrel Length | 8095 mm |
| Groove | 48 |
| Breech Ring Weight | 665 kg |
| Breech Weight | 95 kg wedge type breech block |
| Ignition Type | Electro-Hydrolic servo system or manual |
| Number of Fire | Normal: 6 rds/min | Max. Rate: 3 rds/15 sec | Sustained Rate: 2 rds/min |
| Range | 18 km (M107) | 30 km (Modern Project) | 40 km (ERFB/Base Bleed Projectile) |
| Barrel Type | Monoblock, forged tube with auto frettage |