| Code | Gauage | Action | Choke | Barrel Length | Receiver | Barrel Material | Stock | Weight |
| UN 505 ERD | 12 GA | Ejector Single Selective | Extended Choke Set | 28-30-32 Inch | Steel | Drilled from 4140 Steel | Ergonomic Multifunctional Trap | 4,20 kg Average |
| Code | Gauage | Action | Choke | Barrel Length | Receiver | Barrel Material | Stock | Weight |
| UN 505 ERD | 12 GA | Ejector Single Selective | Extended Choke Set | 28-30-32 Inch | Steel | Drilled from 4140 Steel | Ergonomic Multifunctional Trap | 4,20 kg Average |
