The Hydra Predator Rail Mounting Attachment allows you to mount the arm of the Hydra Alien to any 2 inch speed rail. This offers greater flexibility for vehicle mounting as you are able to better rig a vehicle to your specific needs and will be able to mount the system to structures where 2 inch rails are already present. The can be used as an additional accessory for the original Hydra Alien Kit or a replacement part for the Hydra Predator Kit.
