Specialized RIB Cage II Black ex-demo IMPORTANT: This particular chainring will

IMPORTANT: This particular chainring will ONLY work with CN-M9100

Fully cushioned foot and smooth comfort toe seam

Its flat top profile enhances shifting performance and bike aesthetics

The Chrono LS base layer is the ultimate layer for cool

Specialized RIB Cage II Black ex-demo IMPORTANT: This particular chainring willThe 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