The single spider crankset from hope has been developed over many years designed using the latest fea finite element analysis tools and endured extensive multi discipline field testing the outcome is what you see before you a forged and cnc machined 7075 series aluminium alloy set of crank arms with a 30mm oversized axle and a unique expanding splinearm interface system the versatile spline mount for chainrings and spiders allows you to run either a conventional chainring single or doubl