Graves Motorsports 45mm Clip-on Motorcycle Handlebars. These Clip-ons feature CNC machined 7075-T6 billet aluminum clamps for superior strength and rigidity. These clip-ons are the choice of many AMA factory race teams and privateers alike. The clip-on tubes are angled 7 degrees down to enhance rider control without sacrificing comfort. All 45mm clip-ons come with black handlebar tubes. FITMENT: Kawasaki ZX-4RR 2023 and up + (NOTE: Requires modifying street bodywork) Replacement handlebar tubes and bars ends are also available: Part # HB001K