Calibrex UltiMax S12
The Calibrex UltiMax S12 is a 12-gauge, gas-operated semi-automatic shotgun with a 3”/76mm magnum chamber. Built with a durable synthetic stock and rubber recoil pad, it provides comfort and control. Its black anodized alloy receiver and chrome-plated slug barrel ensure reliability and corrosion resistance. Equipped with fiber optic sights, a fast-loading system, and a 4+1 capacity, the UltiMax S12 is designed for consistent field performance.
| Model |
UltiMax S12 |
| Gauge |
12 GA (Gas Operated) |
| Chamber | 3 ” – 76mm Magnum |
| Stock & Fore-end |
Synthetic |
| Recoil Pad |
Rubber |
| Receiver |
Black anodize aircraft alloy |
| Barrel |
Black chrome finished Ni-Cr-Mo steel Slug Barrel. |
| Barrel Length |
24” / 61cm |
| Barrel Rib | - |
| Overall Length |
44” / 111cm |
| Available Chokes | Fixed Cylinder |
| Magazine Capacity | 4+1 |
| Sight |
Fiber optic rear & front sight |
| Safety | Manual cross button |
| Average Weight |
6.6lbs / 3kg |
| Length of Pull | 365mm / 14.37″ |
| Drop at Comb | 41mm / 1.6” |
| Drop at Heel | 63,5mm / 2.55” |
We offer free shipping on orders over $50. Orders processed here will take 5-7 business days to arrive. Delivery details will be provided in your confirmation email.
The Calibrex UltiMax S12 is a 12-gauge, gas-operated semi-automatic shotgun with a 3”/76mm magnum chamber. Built with a durable synthetic stock and rubber recoil pad, it provides comfort and control. Its black anodized alloy receiver and chrome-plated slug barrel ensure reliability and corrosion resistance. Equipped with fiber optic sights, a fast-loading system, and a 4+1 capacity, the UltiMax S12 is designed for consistent field performance.
| Model |
UltiMax S12 |
| Gauge |
12 GA (Gas Operated) |
| Chamber | 3 ” – 76mm Magnum |
| Stock & Fore-end |
Synthetic |
| Recoil Pad |
Rubber |
| Receiver |
Black anodize aircraft alloy |
| Barrel |
Black chrome finished Ni-Cr-Mo steel Slug Barrel. |
| Barrel Length |
24” / 61cm |
| Barrel Rib | - |
| Overall Length |
44” / 111cm |
| Available Chokes | Fixed Cylinder |
| Magazine Capacity | 4+1 |
| Sight |
Fiber optic rear & front sight |
| Safety | Manual cross button |
| Average Weight |
6.6lbs / 3kg |
| Length of Pull | 365mm / 14.37″ |
| Drop at Comb | 41mm / 1.6” |
| Drop at Heel | 63,5mm / 2.55” |
We offer free shipping on orders over $50. Orders processed here will take 5-7 business days to arrive. Delivery details will be provided in your confirmation email.