The Vanguard TBH-50 ball head (black) has a large locking knob, degree markings for the 360deg. panning and an Arca-type compatible quick release plate. The Vanguard TBH-50 Ball-Head is specifically designed for VEO travel tripods and monopods. It's a compact ball-head that delivers an incredible performance. The TBH-50 Ball-Head has an outstanding maximum load capacity of 8kg / 13.2lbs which is perfect for almost all levels of camera equipment. It also includes a spirit bubble and separate pan-lock for those perfect panoramas.The TBH-50 Ball-Head comes with oversized locking knobs that make it easy to grip when locking or releasing the movement. The TBH-50 Ball-Head uses a standard 1/4" thread so attaches to all standard travel tripods with removable heads or monopods. Whether for portrait or landscape photos, this solid ball-head delivers an incredibly solid grip.