As a mountaineer

grips fit all bars but bar ends WILL NOT fit aluminum bars due to the smaller diameter of aluminum handlebar tube

Heavy Duty Hardware

Lightweight aluminum construction for max strength and minimum weight

DANGEROUS CURVES OUT BACK AND FUN ALL OVER

Thule Xadapt9 Kit twintip As a mountaineerThule XADAPT9 Adapter Kit Thule Clamps and Adapters For use with Rapid Aero and Xsporter load bars Mounts the Thule 594 Sidearm, Thule 516 Prologue, Thule 517 Peloton, and Thule 518 Echelon roof mount bike racks Enough hardware for one bike carrier The Thule XADAPT9 Adapter Kit is used for mounting the Thule 516 Prologue, Thule 594 Sidearm, Thule 517 Peloton, and Thule 518 Echelon bike carriers to either Thule Rapid Aero or Thule Xsporter load bars.