12 Gauge Stoeger M3000/3500 & P3000/3500 8 Shot Magazine Extension Assembly Kit by Carlson’s

Increase your shotgun capacity and maintain peak reliability with the Carlson’s 8 Shot Magazine Extension, designed for 12 gauge Stoeger M3000, M3500, P3000, and P3500 models. Engineered for hunters and competitive shooters who need extra rounds without sacrificing balance or performance, this magazine extension allows you to stay on target longer and reduce reloads during critical moments.

Key Features and Benefits

Extends 12 gauge Stoeger M3000/3500 & P3000/3500 magazine capacity to 8 shells for enhanced shooting efficiency

Precision-machined for seamless fit and reliable feeding with factory magazine springs

Lightweight construction maintains shotgun balance and handling

Durable, corrosion-resistant materials built to withstand high-volume hunting and shooting environments

Easy installation with thread-on design for quick, tool-free setup

Ideal for turkey hunting, waterfowl, tactical applications, and extended shooting sessions

Detailed Specifications

Brand: Carlson’s

Gauge: 12 Gauge

Capacity: 8 Shot Extension

Compatibility: Stoeger M3000, M3500, P3000, P3500

Material: High-strength aluminum or steel construction

Finish: Corrosion-resistant finish

Installation Type: Thread-on magazine extension

Intended Use: Hunting, tactical shooting, and high-capacity applications

Performance Advantage

Carlson’s 8 Shot Magazine Extension provides extra rounds while maintaining smooth, reliable feeding. Its precision construction ensures dependable operation without compromising the balance or function of your shotgun, giving shooters confidence in fast-paced or extended-use scenarios.

Usage Instructions

Ensure the shotgun is unloaded before installation. Remove the factory magazine cap and spring, then thread the Carlson’s magazine extension onto the magazine tube securely. Verify proper spring tension and function before firing. Periodically inspect and clean to ensure continued reliability.

Warranty

Backed by Carlson’s manufacturer warranty against defects in materials and workmanship for long-lasting performance and peace of mind.

Upgrade Your Stoeger Shotgun

Upgrade your 12 gauge Stoeger M3000, M3500, P3000, or P3500 with the Carlson’s 8 Shot Magazine Extension to increase capacity, maintain smooth feeding, and enhance your hunting or shooting efficiency.