MANFROTTO MVH500AH Lightweight Fluid Tripod Video head with Flat Base Tripod video head with fluid drag on pan and tilt Additional counterbalance on tilt for extra accuracy Fast set-up and connection with sliding camera plate Flat base is compatible with a variety of tripods Features universal easy link for accessories Spec Load Capacity 11 lb (5 kg) Diameter/Thread 1/4 #34;-20 and 3/8 #34;-16 Material Aluminum Alloy Base Mount Thread Size 3/8 #34; Counter Balance System Yes Counter Balance Range Pre-set to 5.3 lb (2.4 kg) Quick Release/Wedge Plate Yes - 500PLONG Tilt Drag Yes - fluid cartridge with fixed drag Tilt Range -70°/+90° Tilt Lock Yes