Joe's - Presta Valve CoresJOE'S PRESTA VALVE CORES 10 pcs or 100pc packs of Presta Valve Cores.

Weight: +/- 9g (26")/ 10g (29") per rim

robust internals that make it even more durable and its shifting performance more precise

One-button quick release safety system

Chain Tool: 7–11 speed compatible

all you need from this MTBProtector

Volume: 4L

It features a solid CrMo construction which makes it perfectly suited for use with Bosch Generation 3 motors as it confidently handles the extra speeds and torque levels

interchangeable elastomer system to quickly and easily adjust the seat post for a variety of rider weights

CO2 volume (gr): 16

plated and vinyl dipped for years of dependable use

5 MIPS system that combines fit and positioning adjustments while integrating with MIPS technology for an added measure of protection in the event of an angled impact

chrome vanadium steel for lasting durability