Features:Hand-operated, easy operation, accurate positioning, strong. Good sealing, small size, light weight, easy assembly and disassembly. Special processing of inner hole, small friction resistance, long service life No need for lubricating oil, multi-position installation, easy installation and use. Specifications:Material: Aluminum Size: height is 90mm/3.54",width is 74mm/2.91" Thread interface: 12mm/0.47" 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 1 xValve 4. The images shown are not the actual item and are for your reference only. 5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit time may vary, particularly during the holiday season. 7. Delivery Time: 1. 12 months Manufacturer’s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty. EXPIRED WARRANTY. It is impossible to address issues if we do not know about them!