Vanguard BBH-100 Magnesium Tripod Ball Head Lightweight, durable magnesium construction with open body design Rapid Level System enables you to quickly guide your camera to be perfectly level with the base Universal 38mm quick shoe plate with large locking knob (QS-60 quick shoe included) 360 degree panning Scratch-free, oxidized surface on central ball for ultra smooth movement 2 bubble levels Weight: 15.9 ounces. Load capacity up to 22 pounds