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G1 Taken Apart

G1 O/U

Completely Modular

The CSMC G1 has a stainless steel receiver, removable inspection ports for service on each side and raised face for zero headspace issues. It's available in all wood qualities. 26 - 34" barrels. 12ga only. Vent rib. Completely modular shotgun. Screw-in chokes with stepped breech face. Heavy reinforced action. Completely machined from solid material.

Crafted by the Finest for the Finest

The CSMC G1 features a receiver machined from solid 416 aircraft grade stainless steel, stress relieved and finish hardened using a 24-hour plasma nitrate process for exceptional durability. Extended for added strength, it includes unique inspection and lubrication windows. The ventilated top ribs, tapered from 10mm to 8mm with a center channel, ensure precise sight alignment and are installed with bronze brazing and laser welding. The barrels, machined from 4140 steel, are over-bored to .736 diameter with extended long forcing cones for reduced recoil. Barrel lengths range from 26” to 34”, featuring chambers at 2 ¾” and an adjustable muzzle loop for customizable point of impact.

The ‘G1' Over & Under brings about a new era in competition shooting.

The CSMC G1 is completely modular. You can purchase an adjustable stock, or get a personally fit stock or barrel set from the factory. Connecticut Shotgun remains a custom shotgun manufacturing company. Every gun is proof tested, function tested, and shot for point of impact. Made entirely in the USA. Manufactured at our facility in New Britain, Connecticut.

Talk With An Expert

Use the link below to learn more about this model. Our gun room team at New Britain is ready to provide personalized guidance.