Grifiti Nootle Medium Ball Head with dual level and removable quick release plate. These are great for Nootle iPad Mounts, Smartphone mounts, and cameras! These are heavy duty. Metal construction with dual bubble level. Removable quick release plate to attach to camera or mount. Works with 3/8 or 1/4 threaded tripods. Removable reducer included. Holds up to 7 lbs easily. Holds your camera, iPad or iPhone steady while shooting videos or photos Weighs 12 oz. Dimensions are 3.75 x 3 x 2 inches. Easily handles DSLR and point and shoot cameras and video cameras. Top mount thread is 1/4-20 thread and base is 3/8th-20 thread but we include a 3/8 to 1/4 reducer with the unit.iPad, iPhone, and Smartphone mounts to allow you to shoot with your tripod or Nootle iPad Stands, but so many customers have been asking to purchase it directly we've recently added it to our product line. You'll find this versatile little ball head great to use with iPad mounts, iPhone holders, small digital cameras and video cameras. It's just the right size to handle a reasonable load but compact enough to easily store in a small pocket. We ship it with a 3/8-1/4 reducer on the base so it should fit just about any tripod or stand. We hope you'll come to love this little treasure as much as we do! Replacement and additional quick release plates also available from Grifiti.