EX1 Bosch Direct Mount Chainring Option 1:16T while its high-quality cylinder ensures

while its high-quality cylinder ensures maximum protection against picking and tampering

eliminating compatibility frustration and confusion for years

Designed for comfort at every turn

hydraulic cartridge allows for infinite adjustment within travel

STIFF: 3D Forged and CNC machined

EX1 Bosch Direct Mount Chainring Option 1:16T while its high-quality cylinder ensuresThe EX1 drive train was designed specifically for the demands of electric assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM's high end MTB parts provide high value, quiet operation and ease of service. X Sync (wide narrow) tooth profiles for great chain management Compatible with Bosch mid drive E bike systems