Boyau CHALLENGE ELITE PRO 700x23c Noir Drop To top it all off

To top it all off

thanks to the lightweight yet robust Gravity Shield 3x60 TPI casing suited to highly committed riding and the high-density reinforcements

this hose offers very high rigidity

thanks to a 53 mm section offering increased deformation and lateral support conducive to aggressive and committed riding

for an even more effective training experience

Boyau CHALLENGE ELITE PRO 700x23c Noir Drop To top it all offThe CHALLENGE Elite Pro tubular is a versatile model ideal for training and occasional competition on the road. Entirely hand made, it is built around a highly flexible Poly 220 TPI polyester casing and a compound that effectively combines efficiency and grip. It also features PPS puncture protection, for optimum reliability.