and big tire clearance. Light comes down to a top-tier ultralight carbon layup that comes in at a claimed 890g for the medium Astr RS frame. That’s a whopping claimed 369g savings over the Kanzo Fast!
and that you only really need big tire volume for backcountry adventures or riding gravel bikes on mountain bike trails. But just like we see riding high-end 30 & 32mm slick tires on the road, these ...