Continental Grand Prix GP5000 All-Season Tubeless Tyre - Cream Size:700 x 28mm The hose and valving is

The hose and valving is hidden inside the inner tube rather than the outer cylinder delivering up to 10% more air per stroke compared to pumps of similar length

seals in the clean while adding a nano-scale layer of protection to your paint

1 foldable engineering grade polymer

Available in 11-30T and 11-34T gear ranges

Compatible with both Presta (with removable core) and Schrader valves

Continental Grand Prix GP5000 All-Season Tubeless Tyre - Cream Size:700 x 28mm The hose and valving isThe new Grand Prix 5000 AllSeason for the extra miles creates trust in all weather conditions and boosts your protection. Black Chilli Compound The rolling properties of the rubber compound of a tire are primarily determined by three interacting factors stiction [grip], rolling resistance and mileage [longevity] . The dilemma: If you improve any of these factors it can have a detrimental effect on at least one of the others. A tire with maximum grip