Stay Hydrated And Shave Seconds Off Your Race Time Attaching this aerodynamic PRO AeroFuel double bottle cage bracket to your saddle rail can help to shave valuable seconds off your race times and keep you hydrated from start to finish. The bracket's sturdy construction delivers a solid durability which promotes a long service life and delivers the kind of value-for-money you'd expect from a PRO (Shimano) product. Mounts To Most Saddle Rails The PRO AeroFuel Tri/TT Saddle Rail Mounted Bottle Cage Bracket will mount to most saddle rails and features a precise aero design which ensures it won't add drag to your Triathlon or Time Trial bike's profile. Suitable For Double Or Single Bottle Use You can use the PRO Aero Fuel to attach up to two conventional bottle holders so you'll always have plenty of fluids on hot days or for long trips. Simply choose what you need, depending on your expected distance on the day. Bolts and hook & loop straps are included.