The Vision X XIL-C250 tube frame mount is the updated design of our mounting clamps for use with any light or accessory, allowing a flat mounting surface. The clamp fits a 2.50" tube, and comes as a pair with a rubber insert that allows for further adjustable mounting diameter as well as protection of the tube being utilized a mount. The XIL-C250 features a M10 through hole. The XIL-C250 comes with a standard warranty.