Carlson’s 10-Shot Magazine Extension for Remington 870/1100/11-87/Versa Max – 12 Gauge, Blued Steel

Maximize your Remington shotgun’s capacity with the Carlson’s 10-Shot Magazine Extension, purpose-built for the Remington 870, 1100, 11-87, and Versa Max in 12 gauge. Constructed from blued solid steel, this threaded tube extension replaces your existing magazine cap to deliver a reliable, durable capacity upgrade that’s built to last.

Each kit includes everything you need for a straightforward installation: a replacement spring, base clamp, and a high-visibility follower to ensure positive round feeding and easy chamber checks. Clear, easy-to-follow instructions are included, making this an accessible upgrade for both experienced gunsmiths and hands-on shooters alike.

Whether you’re a competitive shooter, home defender, or waterfowl hunter looking to keep more rounds in the tube, this magazine extension delivers a proven performance upgrade at a competitive price.

⚠️ Note: This item cannot be shipped directly to California.

Order online today at VanTon Arms and take advantage of our fast nationwide shipping and hard-to-find inventory.