Specialized Stumpjumper Expert Bike Color:Obsidian/Taupe An Aspen wood core with

An Aspen wood core with high-density FSC certified wood strips for the inserts and rail zones

The Purist Insulated Watergate Bottle features an amorphous silicon dioxide coating that's infused into the inner-wall of the bottle

and it has IsoSpeed—a decoupler at the seat tube/top tube junction that absorbs fatiguing bumps from the road so you can stay stronger longer

ball bearings

It’s all right here

Specialized Stumpjumper Expert Bike Color:Obsidian/Taupe An Aspen wood core withWith the all new Stumpjumper Expert, we've bottled up that " new bike day" feeling and put it into a radical new trail bike so agile, so lively, so in tune with the trail, that it feels like an extension of your body. Levitate up the climbs. Decimate the descents. The Stumpjumper Expert is going to make you rethink how a trail bike should ride. THE TRAIL BENCHMARKWhen we set out to design the all new Stumpjumper, we pursued some hefty goals.