The BOG Adrenaline Lever Lock Series is (over)engineered for your UNKNOWN. The Adrenaline Tripod is designed for all hunting situations" from a turkey hunt out of a blind to chasing elk in the dark timber. Built for the utmost portability" versatility" and stability" the adrenaline features lever leg locks" retractable metal foot spikes" and the patented Switcheroo system. The Switcheroo system allows for quick changes between optics accessories and the USR shooting yoke.