C - Products 1565049176CPD: With the 6.5 Grendel Duramag SS line of magazines, feeding your 6.5 /6ARC / 22ARC has never been easier. These specialty cartridges demand a proprietary magazine and the Duramag SS delivers one that outperforms the competition while remaining affordable. These magazines offer fantastic internal room for long cartridge loads, so you can get the most from this caliber. These Duramag SS magazines also boast extremely easy loading and feeding first-to-last round.