BBB CoreCap Valve Upgrade Cap Set - Black FSD R3: a combination of a

R3: a combination of a ride-compliant carbon reinforced nylon shell and a Kium hollow rail with high strength-to-weight ratio

and smart group-sync features

Tooth Count: 30

and updated it to include anti pinch-flat technology along with a lighter more refined laminate to reduce weight and improve the ride feel

BBB CoreCap Valve Upgrade Cap Set - Black FSD R3: a combination of aThe Presta valve has been the industry standard in cycling for decades: lightweight, slim, and widely available. At the same time, it is fragile, prone to clogging, and not always practical to use. CoreCap breaks this standard. This is not a small improvement, but a completely redesigned bike valve that delivers a better user experience. CoreCap offers true universal compatibility, is easy to install, maximises airflow, and is available in six