Description: 100% brand new and high quality Feature: Made of Aluminum alloy material, durable, firm and has a long service life. One end supports 1\/4 standard screw and one end supports 3\/8 standard screw. Easy to assemble and disassemble by hand. Can be used for 1\/4 or 3\/8 tripod PTZ quick-mount board, supports a variety of lamp holders. It is a handy tool screw for your photography setup and an essential bit of kit for any photographer. Adapter Screws only, other accessories demo in the picture is not included Specifications: Item Type: Adapter Screws Material: Aluminum Size: 28mm+16mm\/1.1+0.62in Color: Silver Weight: 7g Quantity: 10pcs Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 10 x Adapter Screws