Engineered for seamless integration, this extension is machined from high-strength blued steel, ensuring it withstands the rigors of heavy recoil and the harsh elements of the field. The complete kit includes everything you need for a quick, professional upgrade: the extension tube, a high-tension steel spring, a smooth-feeding follower, and a barrel clamp for structural reinforcement. Whether you are calling predators or engaging in high-volume target shooting, this Carlson's upgrade is a proven choice for compatible Mossberg shotgun models.
Key Features:
- Increased Firepower: Extends your shotgun's internal capacity to an 8-round configuration, reducing the need for mid-stand reloads.
- Professional Kit Components: Includes the extension tube, a heavy-duty magazine spring, a reliable replacement follower, and a barrel clamp to ensure structural integrity.
- Robust Steel Construction: Manufactured from premium blued steel to provide superior durability and long-term resistance to corrosion in outdoor environments.
- Perfect Fitment: Precision-machined specifically for the Mossberg series, ensuring smooth and reliable shell transition into the receiver.
- Enhanced Stability: The included barrel clamp provides essential reinforcement, reducing vibration and stress on the extension tube under heavy recoil.
- Check your state and local laws, and hunting regulations before purchase or use. Some localities restrict magazine capacities and or possession of magazine extensions.
Technical Specifications:
- Brand: Carlson's Choke Tubes
- Part Number: 04515
- Compatibility: For use with 12 GA. Mossberg 590, 835, 930, 935, 5500, 9200 (Compatibility varies by specific model/barrel length; verify magazine tube length)
- Material: Blued Steel
- Capacity: 8-Shot Total Configuration ***Magazine round count is for total capacity using 2 3/4" shells and 1 in the chamber***
- Included Parts: Magazine Extension, Magazine Spring, Follower, Barrel Clamp
Carlson's 8-Shot Magazine Extension FAQ
Yes, this kit is all-inclusive. It comes with the extension tube, a new high-tension spring, a custom follower, and a barrel clamp to provide the necessary support for your extended magazine.
This extension fits the listed models (590, 835, 930, 935, 5500, 9200), but please note that compatibility is dependent on your specific shotgun's magazine tube length and barrel length. Always verify your firearm's configuration before installation.
Yes. While this product increases your physical capacity, hunting regulations vary significantly by state and species. Always check your local and federal game laws regarding maximum magazine capacity for the specific game you are hunting before heading into the field.
