22 rounds and 140mm which makes it competition legal. For a backup mag its basically one inch longer than your standard 17 rounder so its an easy carry and when the time comes you have 5 extra rounds. Awesome all the way around!
ETS magazines are made from advanced polymers that provide extreme impact resistance so they won’t crack or break when dropped. With superior temperture tolerances our magazines won’t become brittle over time, even when exposed to harsh environments, chemicals, or extreme cold. Its durable construction eliminates creep so the feed lips and body won’t spread when being stored long term, even when fully loaded.