calzini castelli aero race pro 20 2026 Size:XXL aluminum tapered steerer 1 1/8"

aluminum tapered steerer 1 1/8" - 1 1/2"

Battery: 750 Wh

Ergonomic cuts that perfectly fit the body like a second skin

Size: 255 x 180 mm

calzini castelli aero race pro 20 2026 Size:XXL aluminum tapered steerer 1 1/8"An aerodynamic sock without sacrificing the features that make it excellent. Thanks to collaboration with expert Italian knitters and the use of advanced machinery, a structure was created that combines smooth and textured zones to control airflow and reduce aerodynamic drag, without compromising comfort and fit. The result is a comfortable sock that stays in place and offers aerodynamic performance comparable to Lycra ribbed cuffs, with the advantage