Pirelli, Cinturato SmarTUBE X, Tube, Presta, Length: 42mm, 700C, 40-50C Road Tires 1 EnduranceChip per 250g extends

1 EnduranceChip per 250g extends wax life to ~550km

which makes them compatible with the majority of bike computers and smart watches on the market

Place OPTICAL CLIP inside the glasses in correspondence with the special joint placed above the adjustable plates

Zeiss® high-performance lens with ventilation holes

Pirelli, Cinturato SmarTUBE X, Tube, Presta, Length: 42mm, 700C, 40-50C Road Tires 1 EnduranceChip per 250g extends70% weight savings compared to conventional tubes 50% smaller than conventional tubes 3x thicker than standard SmarTUBES Not for use with rim brakes Not designed to be repaired Constructed of Thermoplastic Polyurethane Weighs just 150 grams