Carlsons Magazine Extension Remington 870 12 Gauge 10-Shot

This Carlson's magazine extension is a threaded tube designed to replace the magazine cap and increase magazine capacity for compatible Remington 12 gauge shotguns. It is constructed of blued solid steel and ships with a spring, a base clamp with swivel stud, and a high-visibility follower. The extension provides a 10-round magazine capacity and includes installation instructions.

Key Specifications

• The brand is Carlsons.
• The product type is a Magazine Extension.
• The gauge is listed as 12 Gauge.
• The magazine capacity is 10 rounds.
• The finish is specified as Blued.
• The material is specified as Steel.
• The package includes spring, base clamp with swivel stud, and a high-visibility follower.
• The threaded tube replaces the magazine cap to extend capacity.
• Manufacturer listings indicate compatibility with Remington 870, 1100, 11-87, Versa Max, and V3.
• The listed product dimensions are 2.85 x 5.15 x 15.85 (as provided by the source data).

Designed for straightforward installation and durable field use, this extension offers a reliable way to increase magazine capacity while retaining a classic blued-steel appearance. Its included hardware and clear instructions make it practical for competition or home-use applications where additional magazine capacity is desired.