Saving time wherever possible is important to a triathlete and the Tri-Backup Pro V aids by mounting to the “V” section of your saddle to form a rear saddle hook helping to minimize T1 and T2 times. Also provides multi-combo capabilities to customize equipment for any race needs and can be configured to hold one or two bottles as well as other accessories. Compatible accessories include Topeak`s Tirebag Tubebag Ninja series cages as well as the AirStation. Intended for use on standard non-triathlon saddles rails