Increase magazine capacity to 7 rounds. Made of virtually indestructible, glass-filled nylon injection-molded over a steel connecting nut. Will not rust or dent. New spring and instructions. Minimum barrel length for 7 shot extension is 18-1/5". Easy to install - no gunsmithing.

MAG EXTENSION: 8-ROUND #SMR0800 Rem SMW1000

Increase magazine capacity to 8 rounds. Made of virtually indestructible, glass-filled nylon injection-molded over a steel connecting nut. Will not rust or dent. New spring and instructions. Minimum barrel length for 8 shot extension is 20". Easy to install - no gunsmithing.

TacStar™

Magazine Extensions are machined from chrome moly steel tubing for extreme durability. The seven-shot extension allows for two extra rounds, the eight-shot adds three and the ten-shot adds five more rounds to the shotgun’s capacity

Tac1081170 Remington 870 Blue Steel 8 rd tube extension - Adds 3additional 2/34" rounds. $49.95 Note this will stick way past an 18

Tac1081169 Remington 870 Blue Steel 10 rd tube extension - Adds up to 5 additional 2/34" rounds $59.95 Note this will stick way past an 18 or 20" barrel.

Tac1081169 Remington 870 Matte Steel Parkerized 7rd tube extension - Adds 2 additional 2/34" rounds $54.95