Vento Argo R5A performance racing saddle that combines a ride compliant carbon reinforced nylon shell and S Alloy rails. VENTO ARGO R5 is a performance racing saddle with a short nose design that improves stability and allows for a more aggressive, aero riding position. Where a traditional saddle shape encourages riders to shift their position frequently for better leverage, Argo puts the rider in a more planted position, making for greater stability and better