Aspero GRX RX610 Vendor_100% so you can gauge your

so you can gauge your effort with the ClimbPro ascent planner

Compatible with LOOK KEO cleats

The buttons under the top cover can be programmed to control third-party devices

Model Fits: 09 Elixir

Aspero GRX RX610 Vendor_100% so you can gauge yourIn 2019, spero took the gravel world by storm, heralding a new era of speed in gravel. Fun, but flat out. The new spero remains true to its original brief, but with some improvements: a threaded BB shell, neater cable routing, and a UDH compatible derailleur hanger for those who want to use SRAMs Transmission drivetrains. And its more aero, of course. In the case of spero, aerodynamic performance is less about pure speed as a result of drag reduction,