Direct Mount
Narrow Wide
for Bosch E-Bike motors generation 4
for Bosch E-Bike motors generation 5
chain line 53 mm
with chainguard

quantity of teeth 38 teeth
affix 38T
colour 
black
suitable for 
Bosch generation 4 (no original Bosch spare part)
Bosch Generation 5 (no original Bosch spare part)
execution 
Narrow Wide
mounting 
Direct Mount
detail chain rings 
with chainguard
material of chain ring 
steel
chain segmentation 
1/2"
chain interior width 
3/32"
11/128"
chain line 53 mm