SUMC CHAIN

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Compatible with all 11, 12-speed Road and MTB drive train systems.
Diamond Coating: High surface hardness and rust resistance, strong durability and low friction.
High Alloy Steel material: Pins and plates, made from a special alloy steel composition, reduce chain stretching and thus prolongs chain life.
DCC Treatment: SUMC’s double eXtreme Stretch Proof treatment of pins and plates makes this chain less susceptible to wear caused by sand or dirt entering the chain bearings, drastically enhancing durability.
Mud-shedding design: Up 27% from previous models.
Super lightweight construction.
Missing Link (Master Link) Included.