650B

Specialized's Hardrock'R is a long-lasting tire with an aggressive, yet smooth-rolling tread with multi-directional knobs that are sure to improve traction and cornering over mixed terrain. And with the added benefit of its Flak Jacket flat protection, you'll be sure to hit it all with confidence and control. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 26 x 2.0"; psi 35-65; approximate weight 880g - 650b x 2.0"; psi 35-65; approximate weight 960g - 29 x 2.0"; psi 35-65; approximate weight 1000g

The Mountain King II Sport is the perfect trail ride companion — it's not stingy on grip, and ideal for full-suspension trail bikes. Snappy central knobs and grippy outer knobs offer maximum grip while the durable casing and long-lasting tread is made for sporty riders.

Trail King shines on enduro bikes and "all mountain" bikes thanks to its comfortable and voluminous casing. A multitude of small knobs guarantees great traction on any difficult trail, and durable casing and long-lasting tread complement sporty riders.

X-King Sport is a first-class competition and trail tire combining safe cornering grip with easy rolling characteristics. The versatile and easy-rolling profile adapts perfectly to any surface, and the durable casing and long-lasting tread complement sporty riders.

Discover a new way to get to your destination. The Connection Trail mountain bike tires deliver ride-refining confidence for journeys along a well-worn trail, and offer plenty of comfort when the path leads you to the road less traveled. Key features - Excels on pavement and the trail - Great value