Microshift Advent MX Rear Derailleur 10/11 Speed R1 preparing for race season or

preparing for race season or staying fit through winter

Whether you’re lining up for your next race

When every second counts

the XX SL model represents SRAM's lightest crank to date

AeroSystem Shaping

Microshift Advent MX Rear Derailleur 10/11 Speed R1 preparing for race season orThe goal of Advent MX was to create a group that would stand up to the hardest 10% of riders, and our engineers delivered. The MX rear derailleur features our most robust linkage ever, with a beefy horizontal parallelogram and 33% stronger clutch force. What does that mean? Go ahead and huck to flat. When paired with an MX shifter and cassette, this derailleur delivers on Microshifts signature ease of ownership and adds an entirely new level of