MAHLE SmartBike Systems X20 Freewheel Set - SRAM XDR Steel Model=Trek Thru-Shaft Rebuild Kit 80 Tubeless Folding Black BlackChili

80 Tubeless Folding Black BlackChili ProTection E25

Spindle length: 58

Chain Connection Type Single Use Master Link Color Silver Drivetrain Speeds 12 Half Link Chain No Links (links) 126

Color Black Rings 46/30 Number of Chainrings Double Crank Length (mm) 175 Crank Intended Use Gravel Drivetrain Speeds 11 Drivetrain Speeds 12 Weight 720 BB Included No Pedal Spindle 9/16" Spindle Interface Type 386 EVO Chainring BCD Direct Mount FSA Chainring BCD 90 Chainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm Chainstay Defined Color Black

MAHLE SmartBike Systems X20 Freewheel Set - SRAM XDR Steel Model=Trek Thru-Shaft Rebuild Kit 80 Tubeless Folding Black BlackChiliMAHLE SmartBike Systems X20 Freewheel Set SRAM XDR Steel. Replacement freehub bodies for Mahle X20 ebike motors. Mounting nuts included