e*thirteen e*spec Direct Mount Chainring - Steel Size:38t A more robust connectionHigher bandwidth/data

A more robust connectionHigher bandwidth/data transfer rateAlways connectedBetter rangeAutomatic Firmware UpdatesLower Latency ERG EASY RAMPInterval interrupted

Now apply Bike Protect to disperse moisture before applying a chain lube

Toray is the main supplier of carbon fiber to Boeing and Airbus

281g (48cm)

Time Trial

e*thirteen e*spec Direct Mount Chainring - Steel Size:38t A more robust connectionHigher bandwidth/dataUpgrade your e bike drivetrain with our e*spec Direct Mount Chainrings. Our M3 narrow wide tooth profile reduces weight without compromising on chain retention. While the steel version is a direct OEM replacement, the premium aluminum versions provide cleaner aesthetics, lighter weight, and long lasting performance perfect for when you're ready to upgrade from your original ring. Conquer your e bike trails at a great pricepower up your drivetrain now!