This configuration of the Hydra is set up as a 7.62 x 39. It includes the Hydra® Modular Lower Receiver with a 7.62 x 39 (AK-47) Magazine Well, an AK Magazine, the Hydra® Quick Change Barrel Upper Receiver (QCB-D), a 16-inch 7.62 x 39 Barrel with a Low Profile Gas Block, and the Hydra® Modified Bolt Carrier with the MGI® Enhanced 7.62 x 39 Bolt and Firing Pin (EAK), the Hydra® D-Fender D-Ring for increased reliability, and a B5 systems stock and pistol grip.
Fits AK Mags and Metal AK Drums, back locking lug will needed to be fitted to the gun for Drums
Photo Shows Examples, Drums sold separately.