Aerogain BTA System - Én Dunkholder AeroGain Mount Plate for BTA System (Width - Bolt Distance):Double Wide - +198 mm the Funky Trunks swim cap

the Funky Trunks swim cap is a perfect choice for swimmers who don't compromise on comfort and design

Rapha has always been known for combining form and function

flippers and much more

Gør dig klar til at køre stærkere og smartere

Aerogain BTA System - Én Dunkholder AeroGain Mount Plate for BTA System (Width - Bolt Distance):Double Wide - +198 mm the Funky Trunks swim capAeroGain BTA System The AeroGain BTA (Between Behind The Arms) system allows you to mount a bottle between your arm cups. With this system, the bottle can be positioned either directly between the arms for wider cup configurations or offset behind the elbows, which is typically the most aerodynamic position for a bottle. Our measurements show that a bottle placed just behind the elbows can save the rider up to 6 W at 45 km h, while a bottle placed