ENVE x SILCA Valve Extenders Fe Sport The addition of the twelfth

The addition of the twelfth sprocket allows a linear upshift or downshift by a single tooth

All PARLEE frame sets use 34

and brings multiple industry-first technologies to market

Available in 25

ENVE x SILCA Valve Extenders Fe Sport The addition of the twelfthSILCA valve stem extenders for tubular tires and tubes with removable valve core. The 34mm set is optimized for the SES 3. 4 and SES 3. 4 Disc. The 45mm set is optimized for the SES 4. 5 and SES 5. 6 Disc. The 75mm set is optimized for the SES 7. 8 and SES 7. 8 Disc. ENVE recommends that the length of your tire tube valve + the length of your extender exceeds the depth of the rim by at least 10mm. Mfr Claimed Weight TBC