Rotor Chainrings Round 110X4 Aero Variant:Rotor Chainring Aero Round BCD110X4 54T (for 39) Outer Black surround it with a supportive

surround it with a supportive short with good muscle compression

Drop-tail bib construction for more convenient nature breaks

For those days when you need to cover your knees but it's not quite cold enough for long tights

Swivel wheel

Spoke count rear

Rotor Chainrings Round 110X4 Aero Variant:Rotor Chainring Aero Round BCD110X4 54T (for 39) Outer Black surround it with a supportiveWe poured all of our experience in oval Q RINGS development into producing an innovative Round Chainrings solution. Machine CNCd from ultralight aeronautic grade 7075 aluminum, our new look 4 arm chainrings are compatible with our lightweight ALDHU crankset as well as all Shimano. 4 bolt cranks. Combined with our new ALDHU spider and crankset, the clever spline interface between the axle delivers a robust yet smooth engagement allowing you to maximise