SunwayFoto DDP-64SI Indexing Rotator for 360x180deg. Spherical and HDR Panoramas, 17.6lbs Capacity, 64mm Diameter/Nadir Footprint Ideal for making HDR (High-Dynamic Range) panorama All metal construction. Control lever is also metal with no plastic or rubber Detent interval can be changed easily Lubricated bearings for smooth rotation. Can be used as a normal panning base