e*Thirteen Tubeless Valve Quick Fill Blk (23-31mm Rim) - Bronze Brand_Generic This bib short is "Pro

This bib short is "Pro Fit"，meaning it provides a comfortable and performance-minded option

OPTICAL GEAR DISPLAY for easy visible gear position

Dimension: 81x54x21

Selle Italia ranks this saddle as an 'S2' in its Identity Matching System

or as only the inflator head

e*Thirteen Tubeless Valve Quick Fill Blk (23-31mm Rim) - Bronze Brand_Generic This bib short is "ProQUICK FILL PLASMA VALVE TR2UNA 108 Game changer! The Quick Fill Plasma Valve connects directly with the sealant bottle tube for direct injection after mounting the tire, resulting in mess free installation. The Valve allows riders to add sealant without breaking the tire bead, and without the need for tools! Other Key Features: Resists build up and prevents sealant from clogging and congealing at the valve. No more sticky mess! Oversize stem allows