Rugged Ridge 11030.10 Silver X-Clamp for 2.25-3" Tube Bumper Roll Bar and Cage Accessory Mount Award winning versatile mounting system allows accessories to be mounted on 2.25-3" sport bars, roll cages, tubular bumpers and side steps Patented Pivotal Fit Technology provides perfect fit with no gaps or gaskets Mount auxillary off road lights, GoPro or Contour type POV cameras, cb radio antennas, and much more on a tab base that is 2" x 1.67" with a hole that is .5" (12mm) Rugged die cast aluminum construction finished with durable powder coating includes marine grade 316 stainless steel hardware Includes all the tools needed and thorough installation guide for a quick and easy install Award winning versatile mounting system allows accessories to be mounted on 2.25-3" sport bars, roll cages, tubular bumpers and side steps Patented Pivotal Fit Technology provides perfect fit with no gaps or gaskets Mount auxillary off road lights, GoPro or Contour type POV cameras, cb radio antennas, and much more on a tab base that is 2" x 1.67" with a hole that is .5" (12mm) Rugged die cast aluminum construction finished with durable powder coating includes marine grade 316 stainless steel hardware Includes all the tools needed and thorough installation guide for a quick and easy install