The specialized trigger sport 700c tyre excels on the tarmac as well as on gravel paths making it the number one tyre for cyclocross racing this specialized road tyre is engineered from a deadly combination of expert design and high quality compounds resulting in rugged durability with the finesse and handling of a road tyre on any terrain the trigger rolls great on or off the road and offers superior handling and responsiveness in any condition thanks to a versatile tread patented blackbel