The original tubeless valve stem - most rims and a perfect fit for all Stan's BST rim models. Durable brass construction with removable valve core makes adding sealant easy.
SILCA has partnered with Vittoria to create the highest quality, lowest rolling resistance, finest riding inner tube, sized for modern clincher tire setups.
The ideal XC tire for beginner or younger riders.
The Strada is Challenge's go to tire for long days on the road.
Mountain Tire
The Maxxis Ikon is a versatile XC tire designed to perform in a broad range of conditions. With its predictable handling and high rolling speed, the Ikon is also a favorite among slopestyle athletes.
Race day, interval training, multi-summit days, unsupported base miles – the Corsa N.EXT Tubeless-Ready combines high cornering grip, low rolling resistance, and the ultra-durable construction of a daily workhorse. Complemented by puncture resistance