YBN Ti-Nitride Chain - 12-Speed, 126 Links, Black

This chain uses 3 surface treatments for a long lasting and smooth running chain. Compared with standard bicycle chains the lifespan is expected to be double your standard mileage. DHA hardening for a service life up to 8000 km/4900 miles Ni-PFTE treated to reduce friction Ti-Nitride coating provides a durable and long lasting finish Chamfered inner and outer plates to smooth out and reduce shifting effort Includes one QRS reusable master link and one traditional chain pin Hollow pins to reduce weight Links (links): 126 Width: 5.25mm Drivetrain Speeds: 12 Chain Connection Type: Reusable Master Link Half Link Chain: No Weight: 262g.