Features1STRONG MATERIAL: Stem extension bracket is designed with aluminum alloy material, long lasting and suitable for cycling computer, possess good strength and good erosion resistance 2ADJUSTABLE POSITION: Feature an extension bracket for easy adjustment of the cycling computer position for easy viewing while riding, more convenient 3LIGHT CLAMP BASE: Equipped with a light clamp base for mounting lighting devices, enhancing night riding safety, provide great convenience 4EASY INSTALLATION: Stopwatch extension bracket is accurately processed and easy to install, compatible with cycling stem, useful and practical 5COMPACT AND LIGHTWEIGHT: Cycling computer base come with compact design that doesn't add extra burden, greatly improving riding experienceSpecificationItem Type: Stopwatch Extension BracketMaterial: Aluminum alloy and ABS basePackage List1 xStopwatch Extension Bracket