Duramag SS AR-15 Rifle Magazine 6.5 Grendel 26 Round Black w/ Blue Follower Detachable 1 Pack Stainless Steel 2865041206CPD-26RD. 5 Grendel DURAMAG SS line of magazines feeding your 6.5 /6ARC / 22ARC has never been easier. These specialty cartridges...