Aspero Rival XPLR AXS 1 Size:56 Lightweight Insulation: 12+ hours of

Lightweight Insulation: 12+ hours of chill

The ZoomAce retention system fully encircles the head and can be easily adjusted with the wheel at the back

these BB cups press directly into the frame without having to be threaded in for reduced weight and enhanced durability

high-grade steel and mounted to a rugged Composite Matrix base

Lightweight and breatheable stretch heathered fabric

Aspero Rival XPLR AXS 1 Size:56 Lightweight Insulation: 12+ hours ofIn 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,