Pirelli Cinturato SmarTube X Tube - 700 x 28 - 40mm 60mm Presta Valve CheckoutSpec= 248mm Lightweight alloy body with steel

Lightweight alloy body with steel cage Toe-clip compatible Heat treated Boron 9/16" axle spindle 100x78x32mm

Model Monkey Bone Description IS to PM Adapter (160mm Rotor)

100% polyester

Variable tooth width

Right or left shoulder specific

Pirelli Cinturato SmarTube X Tube - 700 x 28 - 40mm 60mm Presta Valve CheckoutSpec= 248mm Lightweight alloy body with steelThe Cinturato SmarTube X is Pirelli's latest innovation in the world of tubes designed to offer performance enhancing solutions for your endurance rides and gravel adventures. Made with thermoplastic polyurethane (TPU) a material that can save up to 70% of the weight while being stronger than butyl as a raw material. This product is 3 times thicker than a standard SmarTube giving you the benefit of being agile while still being extremely protected.