Vortex Clip-on tubes are manufactured from lightweight aluminum produced to Vortex specification. Replacement clip-on bar machined from billet aluminum. Each tube is anodized and includes plastic ends. Ergonomic design minimizes fatigue and discomfort by creating the optimal riding position. Bar length (can be cut to size for your fitment): 10.875 inches for the Standard version. 11.375 inches for the Long version. Note: Vortex Bar Ends (sold separately) will also work with Vortex Clip-on tubes.