The Grand Sport family is based on a solid 60 TPI casing a NyTech breaker and a durable and super grippy PureGrip tread compoundWe have designed each tyre for a particular useThe Grand Sport Race is designed as a balanced all round tyreThe Nytech breaker and sufficient PureGrip compound in the tread give confidence for effortless and countless racing and training kilometersThe Grand Sport Extra offer pure puncture protectionThe doubled up NyTech breaker and three layer sidewall make it a reliable work horse ideal for heavy training and tough racing conditionsThe Grand Sport Light in contrast has been designed as a competitive tyre the reduced PureGrip compound saves weight but at the cost of longevityA good level of puncture protection is gived by the Nytech breakerWeight: 270 grams