Specialized Bidon Rib Cage Water Bottle Holder BLACK II park tool new The CushCore is an engineered

The CushCore is an engineered foam insert that sits inside a mountain bike tyre against the rim to prevent pinch flats

- Diameter: 5

Keep mud out o' yo' face

while the breathable build keeps the air flowing to keep you dry and comfortable

or anywhere you want

Specialized Bidon Rib Cage Water Bottle Holder BLACK II park tool new The CushCore is an engineeredThe Rib Cage II is not only a sleek, lightweight water bottle cage, but it's also been designed to be fast in the wind. Of course, it also performs its primary task of holding tight to bottles dutifully, so you won't be losing bottles when the road gets rough. SWAT compatible design allows for storage and tool integration. Super low bottle position improves the aerodynamic profile. Tuned compression design provides a secure bottle retention with easy