Product Description
Increase onboard capacity on your Benelli M4 with the Carlson’s 12 gauge magazine extension. Built from blued solid steel for durability, this threaded extension tube replaces the factory magazine cap to add extra rounds for home defense, competition, and tactical or law-enforcement use. The kit includes an extended spring, a base clamp with swivel stud for use with a quick-detach sling swivel (not included), and installation instructions. Some configurations may use a high-visibility follower depending on the shotgun’s factory setup.
Product Highlights
- Designed to fit the Benelli M4 shotgun (12 gauge) for added capacity
- Blued steel construction for strength and corrosion resistance
- 7-shot total capacity when using 2 3/4" shells (includes 1 in the chamber)
- Threaded tube replaces the factory magazine cap for a clean, secure installation
- Includes extended spring and base clamp with swivel stud (QD swivel not included)
Specs
- Brand: Carlsons
- Product Type: Shotgun magazine extension tube
- Manufacturer Part Number: 04508
- UPC: 723189045081
- Gauge: 12 Gauge
- Firearm Fit: Benelli M4
- Capacity: 7-shot total capacity with 2 3/4" shells (includes 1 in the chamber)
- Overall Length: 5 in
- Material: Steel
- Finish: Blued
- Country of Origin: USA
- Weight: 12 oz
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