Fly's Ruben Rampera Tyre is the signature model from Ruben Alcantara. The Rampera version of the tyre features a shallower tread pattern for increased rolling speed on ramp and street while stilll holding more than enough traction. Like all Fly tyres this features a Silkworm sidewall which helps to prevent pinch flats. Max pressure rating: 110 psi ###section### Product Specs WHEEL SIZE: 20" MAX PRESSURE: 110 PSI WEIGHT: 730g (25.7oz) PACK SIZE: Single