Mobile Phone Telescope Bracket Adapter Mount Holder for iPhone Samsung 5.2-10cm Width with Locking Knob Style A: Description: Universal Mobile Phone Telescope Adapter Mount. Wide application for iPhone and other smart phones(5.2-10cm), 360 degree adjustable. Support astronomy telescope, monoculars, binoculars, bird watching telescope, spotting scope, microscope(2.5-4.8cm eyepiece diameter). 1/4inch screw hole, for tripod, and other photography bracket. Easy operation, just loose the screws tightening the eyepiece and rotate the adapter. Specification: Material: Alloy Size: 15.5x5x7cm/6.1x2.0x2.8 inch Package Includes: 1x Phone Adapter Mount Style B: Description: Support rotation, convenient for mobile phone to switch between horizontal and vertical screens, to meet your needs from different angles The rotating screw controls the size of the clamping position. It Support mobile phones with a size of between 5.5 and 10.5 cm in width, which is convenient for operation, securely locked, and does not damage the mobile phone. The upper and lower parts of the clip are designed with silicone tilted toward the inside to prevent the phone from slipping out and falling and the phone Standard 1/4 screw port, can be connected to commonly used tripods, quick release plates, selfie sticks, and can also be mounted on the stabilizer Thick materials, high strength, small and light overall, easy to carry and install Specification: Material: Plastic Color: Black Size Chart: 12.4x5.3x3.3CM/4.88x2.09x1.30inch Package Includes: 1 Piece Phone Holder