Left-handed shooters no longer need to struggle with magazine catches. Introducing the CMMG Zeroed ambi extended mag catch, which combines the ambidextrous functionality of our original ambi mag catches with an extended-release bar for enhanced leverage. This upgrade maximizes control and speeds up reloads effortlessly. Installation is straightforward: screw the adapter button into place, attach the button extension and you're ready-to go! Built from quality steel with a serrated extension surface, it ensures a solid grip and reliable traction with every use. As with all CMMG products, the Zeroed Extended Mag Release Button is backed by our Lifetime Quality Guarantee.