Feature:1. Pan and tilt direction support 360° panoramic movement; Damping system ensure smooth and quite moving.2. The graduated lead rail allow you to make simply vertical position adjustment.3. Rugged metal construction, can bear up to 30Lbs/13.6kg heavy load.4. Adopt for Arca-Swiss standard 1/4\" quick release plate, with a bubble level for precise balancing.5. Bottom diameter 5cm/2\", with 3/8\" thread; Comes with a 1/4\" and 3/8\" convertible screw.Specification:YELANGU heavy duty metal photographic head can offer smooth and quiet 360° panoramic shooting both vertically and horizontally. Rugged metal construction, can bear up to 30Lbs/13.6kg heavy load. An ideal helper for panoramic shooting and bird watchers.Features:Pan and tilt direction support 360° panoramic movement, meet different shooting angle easily; Damping system ensure smooth and quite moving.The graduated lead rail allow you to make simply vertical position adjustment.Rugged metal construction, can bear up to 30Lbs/13.6kgheavy load.Adopt for Arca-Swiss standard 1/4"quick release plate, with a bubble levelfor precise balancing.There are detailed scale on the pan and swing for accurate position calibration.Bottom diameter 5cm/2", with 3/8" screw hole for tripod mounting.Comes with a 1/4" and 3/8" convertible screw.Specifications:Brand: YELANGUQuick Release Plate Length: 7cm / 2.8"Bottom Screw Hole: 3/8"Bottom Diameter: 5cm / 2"Item Size: 22.3 * 20.5 * 5cm / 8.8 * 8.1 * 2"Item Weight: 1.47kg / 3.2LbsPackage Size: 28.9 * 25.6 * 7.7cm / 11.4 * 10.1 * 3"Package Weight: 1.67kg / 59ozPackage List:1 * Photographic Head1 * Quick Release Plate1 * 1/4" to 3/8" Convertible ScrewNote:Only the photography head is included.Package List:1 * Photographic Head1 * Quick Release Plate1 * 1/4" to 3/8" Convertible ScrewNote:Only the photography head is included.