Ultradynamico ROS JFF

The ROS isthe first offering and the mainstay of Ultradynamico’s line. Double it up for optimal traction offroad or pair it witha CAVA in the rear todrift the corners a bit more.

–JFFmeans JustForFun, but not ONLY for fun- these tires are equally equipped for long days locked in the pain dungeon as they are for a Sunday tour of Portland’s vegan doughnut shoppes.

–JFFis our most accessible offering; think of it as the industry standard in terms of casing and rubber spec. This is approachable luxury- the cubic zirconia of our catalogue.

-Handles both pavement and dirt like a skilled musician handles aStradivarius

-Carbon compound for longer tread life on pavement

–JFFmore durable casing than our RACE offerings. Fixing flats, while character building, has never beenfun

-Zero sidewall protection and no puncture protection on top for premium terrain massaging ride quality

-Exotic file undertread revealed after ~1000k of use (unlike you, this tire gets faster with age)

-Tubeless compatible

-Continuous center tread for optimal propulsion

-Aeronauticallydesigned delta knob pattern for superior braking traction during gravel re-entry

-Tires packaged and sold individually

-650b x 47.99mm and 700c x42.??

-515g and 485g