SILCA valve stem extenders for tubular tires and tubes with removable valve core. 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.
- 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