E*thirteen e*spec Steel C-ring Bosch CX Gen 4 34t Black 30 x 52 x 17cm Mounts directly to the frame

Mounts directly to the frame in place of the braze-on

B-RAD Bases

Provides a good grip even on hard and worn track

New double rubber cover for better protection against bumps and hits

and 0mm offset for 55mm chainline and SRAM Transmission optimization

E*thirteen e*spec Steel C-ring Bosch CX Gen 4 34t Black 30 x 52 x 17cm Mounts directly to the frameDirect Mount chainring for Bosch and Shimano E Bike fitment Updated M3 narrow wide tooth profile eliminates chain noise, and decreases overall system wear while retaining chain 11 12 speed. Compatible with both Shimano and SRAM 12 speed drivetrains, including T Type Model E*spec Steel Ring Type Single (Anti Chain Drop) Mount Bosch CX Gen 4 Teeth 34 Oval Round Round Color Black