12 GAUGE MAGAZINE ASSEMBLIES For: Rem. 870 & 1100 – 10 Shot •Magazine extensions are constructed of blued solid steel & come with spring base clamp & a high visibility follower •Threaded tube replaces the magazine cap & gives you the ability to add extra rounds to your magazine •Easy to follow instructions included More Information Condition New in Box Manufacturer Carlsons Manufacturer Part Number 4504 Type Shotgun Magazines UPC 723189045043
