Beretta A-300 Xtrema-A-400 Xtreme Magazine Extension External Frame Backpacks - Product Dimensions: 13" x

- Product Dimensions: 13" x 10" x 3

- Material: Leather

- Weather-resistant

- Reticle: DOA 200 Shotgun

Beretta A-300 Xtrema-A-400 Xtreme Magazine Extension External Frame Backpacks - Product Dimensions: 13" xBeretta A 300 Xtrema A 400 Xtreme Magazine Extension Manufacture ID: 04512 Add fire power to your favorite shotgun. These magazine extensions are constructed of blued solid steel and come with spring, base clamp, and a high visibility follower. The threaded tube replaces you magazine cap and gives you the ability to add extra rounds to you magazine. Easy to follow instructions are included. The magazine extension tube is great for home protection,