Features： 1、Extreme Lightness: Each screw adopts a precise hollow out design, which considerably reduces unnecessary weight, lightening your load for competitive cycling journeys. 2、Broad Compatibility: This road bike caliper c brake bolts kit is fully compatible with for R8000 UT6800 DA9000 etc., ensuring professional level adaptation and performance. 3、Ti Alloy Material: Made of aviation grade ti alloy, this kit not only exhibits exceptional strength but also maintains its ultra light characteristics. It offers lasting and reliable support for long distance cycling. 4、Steady Installation: Thanks to CNC machining technology, the threads and heads of each screw ensure seamless interfacing with the C brake. Even high intensity braking operations will not cause any loosening. 5、Comprehensive Solutions: The 16 piece set includes all the necessary fixing screws, meeting your upgrading or replacement needs and simplifying the assembly process. Specification： Item Type: Bike C Brake Clamp Screw Kit Material: Ti Alloy Package List： 4 x Screws 4 x Nuts 4 x Large Washers 4 x Small Washers 1 x Sticker