All Aluminum Alloy Material: Super quality,It is made of all aluminum alloy material, which makes the use more stable and more . Cold Shoe Mount Design: On the top of tablet Tripod Mount there is a cold shoe mount design which can attach microphone,led video light or other devices for and live broadcast. Arca-Style Quick Release Plate: Both the bottom and back of the tablet Clip have Standard design. You can directly install it on the tripod head for portrait or landscape. /4inch screw hole on the bottom and three 1/4inch screw holes on the back. You can directly install it on a tripod, tripod head or other equipment with 1/4inch screw. Double Secure: The main knob on the back can directly lock the device, and the fine-tuning knob on the top can strengthen the locking, making everything more secure. This prevents the device from shaking or falling. Wide Compatibility: The tablet holder for tripods expands from 5.11 inch up to 9.06 inch. Compatible With for Pro 12.9, 10.5, 9.7, for Air, Air 2, for Mini 1,2,3,4, for 3 10.8, for Surface Pro, for Galaxy Tab A 7-Inch/8-inch/9.7-inch, for Galaxy Tab S3, for X10, A1X Plus, for MediaPad M3 8.0, Transformer Book 10.1 T100 / T100TA-C1-, for ZenPad S8 Z580C, for ZenPad 10 Z300C, for ZenPad 3S 10, for iconia Tab, for ideaTab, for Google , for / / / Nextbook 7-10.1inch Tablet and more! Screw Hole:1/4inch Item Weight:170g Telescopic Length:130-230mm(5.11-9.06 inch) Colour:Black Material:Aluminum alloy Package Contents: 1 * Bracket 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.