E * THIRTEEN chainring e * spec Direct Mount Bosch CX Gen4
The e * spec Direct Mount chainring for 12-speed Bosch CX Gen4 e-bike drives.
A revised narrow M3 tooth profile eliminates chain noise and reduces wear on the entire system. With the proven alternating thick-thin tooth profile, it always holds the chain securely in place.
The chainrings are available with 34, 36 or 38 teeth.
intended use : e-bike
Material: 7050 aluminum
Technology: M3 tooth profile
bolt circle diameter : -
Attachment: Direct Mount
Number of teeth: 34 | 36 | 38
Compatibility crank: e * thirteen
Compatibility chain: 11- and 12-speed
chain line : 52 mm or 53 mm
Adjustment options: none
Range (ovalization): none
Timing (force application): 360 °
Weight according to the manufacturer: 117g (34 teeth), 148g (36 teeth), 174g (38 teeth)
Weight weighed: 120g (34 teeth), 153g (36 teeth), 188g (38 teeth)
Scope of delivery: 1x chainring E * THIRTEEN e * spec Direct Mount Bosch CX Gen4