Vision fa st system end capthis is a pair of end caps for vision tt bars that use the fa st system and allow internal cable routing to keep things neat and tidy since its birth in kona in the 90s vision has been synonymous with a no expense spared assault on wind resistance recent years have seen the innovative application of carbon fibre and the creation of dream like shapes to enhance performance vision is the brand to beat leading the way in time trials and triathlon by creating slippe