Machined from 7075 T6 aluminum for maximum strength and stiffness
Super Smooth Tooth Profile minimizes chain noise and enhances engagement
Exceptionally round and straight tooth valleys for smoother operation
Used by Olympic and World Championship medalists for proven reliability
Polished silver and black finish for a premium look
Summarized by Shop
Machined from strong 7075 T6 aluminum, the world-renowned Sugino Zen is stiffer than any other track chainring, exceptionally round, straight and smooth, and used by Olympic and World Championship medalists.
These mighty chainrings also feature the SSGN super smooth tooth profile, which means the tooth valleys are rounder and the side too