The Hydra Takedown Rifle

GCI The Hydra (Survival Rifle) Printable backpack survival rifle GCI presents…HYDRA! This .22lr semi-auto rifle/pistol offers maximum modular ability as well as portability to make this a truly unique “backpack firearm”. Utilizing the well-known CMMG conversion bolt and standard AR fire control group, reliability and ease of use are already built into the design. It […]