AVAILABLE IN 7/10 DAYS ROAD Chainrings Extralite - OCTARAMP CH-2 53/39 105g EXTCHA0001926 €149.00 Features: chainring set 53/39Material: Ergal 7075 T6Construction: hyper accurate cncRamps: 5 cnc with unique 15° profileMachined Teeth: 20 external, 33 internalCompatible: Road compact standard 110mm BCDFinishing: Hard Black Anodized Weight: 105gr set Add to cart