Renthal 7/8" Street Handlebars - Road Ultra Low/Silver The following features are integral to the Renthal 78" handlebars 78" 22mm external diameter to fit most standard sized clamps and controls 7010 T6 Aluminium, which Renthal has exclusive rights to this specially developed alloy, for the manufacture of handlebars High impact strength, lightweight and excellent vibration dampening Shot peened surface finish to help prevent fatigue failure