Fangrui Product Details Fangrui Product Details 3 Fine Tuning Knobs Enable To Adjustment Up To +/- 5 Degrees In Horizontal, Non-slip Wear- Rubber Pad And The Locking Ring Designed Dials The Camera Perfectly Leveled For Stable Photography. Standard 3/8inch Top External Stud And 3/8inch Bottom Screw Thread, Which Is For Different Types Of Tripods. Exquisite Workmanship, Aluminum Alloy Material Made, Precision Processing, Oxidation , For Long Service Life. Large Load Capacity But In Design, Portable To Carry, For Outdoor Travelling Photographers. Professional Photography Accessories, Widely Used For Precise Leveling In Portrait Video . Colour:black Material:aluminum Alloy Size:. 46 X 67mm Package Contents: 1 X Leveling Base Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.