Calibrex GS12
The Calibrex GS12 is a 12GA gas-operated semi-automatic shotgun built for hunting and field reliability. Featuring a 22" slug barrel with cantilever scope mount, fiber optic sights, and a synthetic stock with checkering, it ensures accuracy and comfort. Its anodized alloy receiver, rubber recoil pad, and chrome-plated, proof-tested barrel provide durability, while the fast-loading system and 4+1 magazine capacity make it a dependable choice for hunters.
| Model | 
GS12 | 
| Gauge | 
12 GA (Gas Operated) | 
| Chamber | 3”/ 76mm Magnum | 
| Stock & Fore-end | 
Synthetic | 
| Recoil Pad | 
Rubber | 
| Receiver | 
Black anodized aircraft alloy | 
| Barrel | 
Black chrome finished Ni-Cr-Mo steel Slug Barrel | 
| Barrel Length | 
22” / 55cm | 
| Barrel Rib | - | 
| Overall Length | 
42” / 106cm | 
| Available Chokes | Fixed Cylinder | 
| Magazine Capacity | 4+1 | 
| Sight | 
Fiber optic rear & front sight | 
| Safety | Manual cross button | 
| Average Weight | 
6.6lbs / 3.0kg | 
| Length of Pull | 14 1/5″ / 360mm | 
| Drop at Comb | 1 5/8″ / 41mm | 
| Drop at Heel | 2 1/2″ / 63,5mm | 
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 GS12 is a 12GA gas-operated semi-automatic shotgun built for hunting and field reliability. Featuring a 22" slug barrel with cantilever scope mount, fiber optic sights, and a synthetic stock with checkering, it ensures accuracy and comfort. Its anodized alloy receiver, rubber recoil pad, and chrome-plated, proof-tested barrel provide durability, while the fast-loading system and 4+1 magazine capacity make it a dependable choice for hunters.
| Model | 
GS12 | 
| Gauge | 
12 GA (Gas Operated) | 
| Chamber | 3”/ 76mm Magnum | 
| Stock & Fore-end | 
Synthetic | 
| Recoil Pad | 
Rubber | 
| Receiver | 
Black anodized aircraft alloy | 
| Barrel | 
Black chrome finished Ni-Cr-Mo steel Slug Barrel | 
| Barrel Length | 
22” / 55cm | 
| Barrel Rib | - | 
| Overall Length | 
42” / 106cm | 
| Available Chokes | Fixed Cylinder | 
| Magazine Capacity | 4+1 | 
| Sight | 
Fiber optic rear & front sight | 
| Safety | Manual cross button | 
| Average Weight | 
6.6lbs / 3.0kg | 
| Length of Pull | 14 1/5″ / 360mm | 
| Drop at Comb | 1 5/8″ / 41mm | 
| Drop at Heel | 2 1/2″ / 63,5mm | 
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.