WTB Rocket Saddle - Steel Black Medium Weight-181g Q-factor for GXP cranks is

Q-factor for GXP cranks is 149

350 Dependable Independence – Reliability versatility and simplicity united in a hub

The GR 531 is made for off-road adventures

Type MTB Headtube/Quill Diameter 21

350 based Spline hub Rear Axle 12mm Thru x 142mm Cassette Body Type Shimano HG 11/12-Speed Road Valve Presta Wheel Size 650b Defined Color Black ISO Diameter 584 / 650b / 27

WTB Rocket Saddle - Steel Black Medium Weight-181g Q-factor for GXP cranks isThe Rocket is an incredibly versatile saddle. From a two minute hair raising downhill to a 2700 mile individual time trial this saddle is the top choice for those pushing the sport. Thick padding and a swooped tail allows riders to lock in their ideal position for power and comfort The distinctive rising whale tail shape is one of the many features that make it excellent saddle for bikepackers and trail riders Length 265 Rail Material Steel Saddle Cut