Brand new from KMC: white outer link, black inner link chain.
Color: White outer links / black inner links / black pins
Size: 1/2" X 1/8"
Model #: Z1 (formerly called the Z510H)
Brand new in the package, never installed, with the original retail packaging.
NOTE: The 2 piece master link KMC includes with these are regular nickel finish. If you are unfamiliar with the 2 piece style master link, there are instructions in the box on how it works.