Stan's Tubeless Exo-Core Valve Stems - Alloy Medium Black Pair Weight-59 Features an oversized syringe body

Features an oversized syringe body with easy-to-read gauge for precise application of sealant

4L) dimensions 25x10x25cm weight 197g color black/pink

The flexible and stretchy polymer easily stretches to fit over your existing saddle adding comfort without the hassle of changing your seat

model 4Titude size 700c width 42mm compound single bead folding type tubeless color black weight 395g

Stan's Tubeless Exo-Core Valve Stems - Alloy Medium Black Pair Weight-59 Features an oversized syringe bodyRevolutionary design evolved from 20 plus years of experience with tubeless systems Engineered to work with existing pumps and gauges Oversized bore diameter ensures maximum airflow and easy sealant refresh Intuitive open close housing design has a large grip area for precise control of airflow External sealing and an all brass core eliminates clogs Tapered elliptical stopper ensures air tight seal on all rims Self locking valve nut has a captured o