Carlsons Remington 870/1100 Magazine Extension 12ga 7-Shot

Description

This Carlson’s magazine extension increases usable magazine capacity for compatible 12 gauge Remington shotguns. Constructed of blued solid steel, the extension installs in place of the factory magazine cap and ships with the spring, base clamp, and a high-visibility follower. It is designed to fit Remington models listed by the manufacturer and is intended for applications such as home security, competition, and professional use. Installation requires following the included instructions and any model-specific modifications noted by the manufacturer.

Key Specifications

• Caliber/Gauge: 12 Gauge.
• Capacity: 7-shot total magazine capacity (using specified shell length; see note below).
• Material and finish: Blued solid steel construction.
• Model fit: Remington 870, 1100, 11-87, Versa Max, V3.
• Includes: spring, base clamp, and high-visibility follower with the extension.
• Function: Threaded magazine tube replaces the factory magazine cap for added capacity.
• Overall length (product listing): 6.25 inches (extension model 04506 as listed).
• Capacity note: Round count is based on 2 3/4-inch shells with one in the chamber, per manufacturer guidance.
• Weight (as listed): .65 (units not specified in source data).

The Carlson’s magazine extension offers a durable, straightforward way to expand magazine capacity on compatible Remington 12 gauge shotguns. Its blued steel construction and included hardware make it a practical upgrade for users who require additional rounds for competitive stages, professional roles, or personal preparedness. Built to the manufacturer’s specifications, this extension is a solid, no-nonsense option for shooters looking to increase capacity while maintaining a traditional appearance and finish.