Profile Design - 1/Seventeen Stem HSF Aeria Faceplate Derrailleur Now available with the same

Now available with the same Lux-Alloy rails as the premium Bel Air V3 MAX with a traditional construction format

Pedal body protects binding mechanism against impacts

Also known as part code MR-127

New bumper added to rear derailleur pulley cage

These trusty pedals feature a lightweight alloy body

Profile Design - 1/Seventeen Stem HSF Aeria Faceplate Derrailleur Now available with the samePROFILE DESIGN 1 SEVENTEEN STEM HSF AERIA FACEPLATE The HSF Stem Cap allows the Profile Design HSF Aeria bottle to be fitted to our standard 1 Seventeen stem. Performance: The HSF Aeria bottle smooth's airflow onto the frame, offering the chance to lower aero drag while increasing hydration carrying capacity. To this point it has required a specific stem the new HSF Stem cap increases the options for access to the HSF Aeria technology Compatibility: