These extensions are used in time trial races and triathlon events to improve your aerodynamic penetration and thus optimise your performance
and real-time race tracking
it allows you to access your boot even with the bikes loaded
The BLACK BEARING headset bearing 45/45° (37 x 49 x 7 mm) is a replacement model of equivalent quality to the models originally fitted on your bike most of the time
particularly for riders who are very sensitive in the perineal area
Chaîne 12V SRAM XX1 EAGLE Rainbow BF These extensions are used inThe SRAM XX1 EAGLE 12 Speed Chain is designed to offer exceptional robustness, with no weak points. Its links feature a smooth radius, with no sharp edges or chamfers, considerably reducing noise, friction and wear. This innovative design allows for a flatter plate, ensuring uniform riveting and greater strength. This chain plays a key role in the ultra smooth, precise, durable and silent performance of the system with a 10 50T cassette and X SYNC 2