The Leveling Unit II from SLIK is an all-metal leveling adapter intended for use with most tripod heads and legs. The base allows the user to accurately level any head or camera within a +/- 7.5° range of movement and locks easily via a knurled control ring. The bases sturdy build allows it to support up to 22 lb while weighing a portable 7.05 oz. It features a 1/4"-20 top thread and a 3/8"-16 bottom thread, both of which can be used with an adapter bushing to attain the required fitting. The base also features a single circular spirit level for making easy and precise adjustments.