SLIK PBH-635AC Dual Action Ball Head with Arca-type Quick Release Plate

OVERVIEW Description The compact professional SLIK PBH-635AC is an Arca-type compatible ball head designed for photographers on the go. The 635AC features a slim profile, weighs 1.07 lbs, includes a universal Arca-type quick release platform so you can use just about any Arca style quick release plate, L-bracket, and is even compatible with backpack "Clip" design plates. It includes 3 control knobs to control the functions of the head. Large Lock/Release Knob to control framing  Tension knob to control the friction of the ball movement Pan Knob controls 360° panning left and right independent of the ball movement The lock release knob is also spring loaded. Simply pull the knob away from the head and rotate it to the desired position. The head includes a single U-notch for greater flexibility of camera position. You can point the camera straight up or down and shoot horizontal and vertical frames. The 635AC has a load capacity of 13.2 lbs and is capable of supporting full-sized professional cameras and lenses.  Video SPECS Maximum Load  13.2lbs (6kg) Height 4.2in (105mm) Weight 1.07lbs. (485g) Tripod Mount Thread  3/8" (includes 1/4 20" thread adapter) Material Aluminum Quick Release Plate Included - 6507 (SKU 618-822) Arca-type Compatible  Yes L-Bracket Compatible Yes Base Diameter 55mm