Bont Windsock2 Aero Oversocks - Black Size:M (43-45) Maintains chain tension while rear

Maintains chain tension while rear wheel is removed

Can be upgraded with Pressure relief valves - prevent unwanted air pressure increase in the lower leg

GRX and Tiagra brake systems

constructed from recycled Italian Fabrics and made in Italy

Volume Per Stroke 20 Cc

Bont Windsock2 Aero Oversocks - Black Size:M (43-45) Maintains chain tension while rearThe brand new "Windsock2" aero oversocks are designed absolutely from scratch and are a complete redesign of the now outdated (but much loved) original Spatz Windsocks. Developed for when you need immunity from the wind or protection from the elements when speed is key. The new Windsock2 has a waterproof, stretchy, sleek fitting main panel with a super aerodynamic lycra leg section. Features 2x leg grippers to ensure a non slip grip. We have added a