Calibrex GuardMaster
The Calibrex GuardMaster is a tactical pump-action shotgun designed for security and law enforcement use. Built with a durable polymer stock featuring an integrated shotshell holder, it offers reliability and practicality in the field. Its ergonomic long fore-end ensures fast handling, while the integrated Picatinny rail allows easy mounting of accessories. Chrome-plated, proof-tested barrels deliver superior durability and corrosion resistance, complemented by a heat shield and flash suppressor for added safety. With adjustable stock shims, emergency shell holders, and sling swivels, the GuardMaster combines strength, adaptability, and modern tactical design.
| Model | GuardMaster | 
| Gauge | 12 GA | 
| Chamber | 3”/ 76mm Magnum | 
| Stock & Fore-end | 
 Polymer stock with shotshell holder | 
| Recoil Pad | Rubber | 
| Receiver | 
 Aircraft alloy, Black anodized | 
| Barrel | Black chrome finished Ni-Cr-Mo steel, Heat shield fitted | 
| Barrel Length | 18”/ 46cm, 20” / 51cm | 
| Barrel Rib | - | 
| Overall Length | 38” / 97cm, 40” / 102cm | 
| Available Chokes | Fixed Cylinder | 
| Magazine Capacity | 5+1, 7+1 | 
| Sight | Fiber optic front sight | 
| Safety | Manual cross button | 
| Average Weight | 
 6.6lbs / 3kg | 
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 GuardMaster is a tactical pump-action shotgun designed for security and law enforcement use. Built with a durable polymer stock featuring an integrated shotshell holder, it offers reliability and practicality in the field. Its ergonomic long fore-end ensures fast handling, while the integrated Picatinny rail allows easy mounting of accessories. Chrome-plated, proof-tested barrels deliver superior durability and corrosion resistance, complemented by a heat shield and flash suppressor for added safety. With adjustable stock shims, emergency shell holders, and sling swivels, the GuardMaster combines strength, adaptability, and modern tactical design.
| Model | GuardMaster | 
| Gauge | 12 GA | 
| Chamber | 3”/ 76mm Magnum | 
| Stock & Fore-end | 
 Polymer stock with shotshell holder | 
| Recoil Pad | Rubber | 
| Receiver | 
 Aircraft alloy, Black anodized | 
| Barrel | Black chrome finished Ni-Cr-Mo steel, Heat shield fitted | 
| Barrel Length | 18”/ 46cm, 20” / 51cm | 
| Barrel Rib | - | 
| Overall Length | 38” / 97cm, 40” / 102cm | 
| Available Chokes | Fixed Cylinder | 
| Magazine Capacity | 5+1, 7+1 | 
| Sight | Fiber optic front sight | 
| Safety | Manual cross button | 
| Average Weight | 
 6.6lbs / 3kg | 
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.