Magazine Extension Tube 12 ga. (+1 to +8 rounds) for Remington 870

This 12-gauge magazine extension lets you increase your shotgun’s capacity while optimizing the firearm’s balance for dynamic shooting. Designed to be lightweight yet durable, it installs easily without requiring permanent modifications. Available in 8 different lengths, adding between +1 and +8 rounds.

Note: The spring is sold separately. Check your local regulations on maximum magazine capacity.