Gun Collectors Dream Auction #82 February 21st & 22nd

A Remington 870 Magazine Extension Tube and Spring Assembly

This auction ended on February 22, 2026.

Start price: $10

Estimated price: $30 - $60

Buyer's Premium: 12%

Sold for: $60

Description

A magazine extension assembly for a Remington 870 shotgun, comprising a blued steel magazine tube, a coiled steel spring, and a barrel-to-magazine tube clamp. This assembly, which functions as a buffer tube and spring for Remington 870 series firearms, is designed to increase the capacity of the tubular magazine. The cylindrical metal tube features a dark blued finish and a knurled base for installation. The figure-eight shaped metal clamp includes an integrated screw and a sling swivel stud. No manufacturer markings or serial numbers are visible on the components.