Roulement BLACK BEARING B5 ABEC5 6806-2RS (30 x 42 x 7 mm) No Hartje ideal for training or gravel

ideal for training or gravel rides

These rocking platforms offer a more immersive experience during your core training sessions by simulating multidirectional oscillations that recreate the natural sensations of outdoor riding

play-free fit

completely waterproof

they can accommodate any wheel format: Road (700) or MTB (26"

Roulement BLACK BEARING B5 ABEC5 6806-2RS (30 x 42 x 7 mm) No Hartje ideal for training or gravelThe bearing for bottom bracket headset BLACK BEARING B5 6806 2RS is a premium replacement model, ideal for withstanding the most extreme conditions. Offering optimal reliability, exceptional smoothness and very high durability, these bearings consist of chrome steel balls, a chrome steel cage, and reinforced 2RS seals guaranteeing excellent resistance to water and dust.