Tube Length 10.875" O.D 7/8" I.D. 5/8" (no internal threads)Plastic ends included.Vortex Clip-on tubes are manufactured from lightweight aluminum produced to Vortex specification.Each tube is anodized and are sold individually.Note: Vortex Bar End BE118K will also work with Vortex Clip-on tubes. Handle Bar, Handle Bars, Handlebar, Handlebars