The Revic FHL1 Fluid Tripod Head was designed as a primary glassing head, with ultra smooth tilt-and pan functions. The Lever Clamp locking mechanism makes clamping in your rifle, spotter, or binoculars swift and foolproof. The clamp features a more visible bubble level and toolless adjustment. FeaturesArca-Swiss StandardLever Clamp Locking Mechanism3.7" Height1.96" Base Diameter165Adeg Tilt Range360Adeg Panning Base Travel8.81 lbs Max Load1.33 lbs Weight