Pirelli P Zero SmarTube EVO Tube - 700 x 25 - 28mm 42mm Presta Valve CheckoutSpec= 12 x 142 mm Sold in bags of 20

Sold in bags of 20

Dome Diameter: 45mm (1

S Upper ZS44 S

1-1/8` stem with top loading 4-bolt clamp

Sealed cartridge bearing front and rear hubs

Pirelli P Zero SmarTube EVO Tube - 700 x 25 - 28mm 42mm Presta Valve CheckoutSpec= 12 x 142 mm Sold in bags of 20The P Zero SmarTube EVO is Pirellis latest innovation in the world of tubes designed to improve performance in modern cycling. Made of thermoplastic polyurethane (TPU) it can save up to 70% of the weight of ordinary butyl tubing and nearly 50% of pocket space while being stronger than butyl as a raw material. P Zero SmarTube EVO rolls 5% faster than the standard SmarTube making your bike quicker to accelerate and climb hills while also improving