Spider and Chainrings combination of a 46 teeth outer Chainring and a inner 30 teeth chainring, merged together to a spiderring with direct mount. It eliminates frame interferences that can cause problems on 30 teeth inner chainring.
Stronglight HT3 chainrings come with an extra hard surface for a long life time. Friction and abrasion are significantly reduced. Narrow-wide teeth profile for 1x drivetrains. Available with various teeth counts.