SUPACAZ KAZZE CARBON RD 42 OIL SLICK REFLECTIVE 49T Dura-wear abrasion resistant fabric

Dura-wear abrasion resistant fabric

12 percent lighter than stock TRS ring

Great under cycling shorts for extra padding when you need it

Tiagra 4700

Allows use of an oval small ring with a round large ring

SUPACAZ KAZZE CARBON RD 42 OIL SLICK REFLECTIVE 49T Dura-wear abrasion resistant fabricDual BOA Fit System for a fast, effortless, precision fit Dual functioning VaporX system ventilates air through the shoe and channels moisture out, keeping your feet cool & dry At the core of the Kazze is an unbelievably stiff NASA grade 3K carbon sole that resists flexing and twisting under the highest loads HeliumHeel With Super Stiff 3K Carbon Sole Asymmetrical Tongue: Maximum comfort and ultra secure with no pressure points. Breathable Ergonomic