The world's most famous chain ring
SUGINO NJS certified chain ring. It is one of Sugino's technology that is not an exaggeration to say the most famous chain ring in the world. The back is dropped by CNC and is lighter. It has excellent design rigidity that connects the crank spider arm, and is powerful pedaling. It is a thick tooth, PCD144. Not only compatible with SUGINO SG75 Crank, but also combination with aero cranks such as ROTOR and MICHE PISTAR AIR is also reluctant.
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