Magazine catches don't have to be an inconvenience for left-handed shooters. The CMMGZEROED(TM) ambi extended mag catch brings the ambidextrous operation of our original ambi mag catches along with an extended-release bar that gives shooters more leverage. Works with mil-spec style and aftermarket mag release buttons. Check out the ZEROED Ambi Mag Catch and Button Kit for maximum ambidextrous capability.All CMMG products come with our Lifetime Quality Guarantee.**Patent(s) Pending**