Do not send us an email or note specifying what length chain you need. You must ORDER the correct length. BUYER must check chain length needed before ordering. Any info provided by seller regarding stock length is to the best of our knowledge, but seller is NOT responsible for chain that is ordered incorrectly. Any return for different length chain will be at buyer's expense, including shipping both ways. PLEASE check BEFORE ordering. Included is 1 520 x 100 non o-ring chain green 1 Master link clip style Tensile strength of 8200 pounds Factory Spec brand This chain is the appropriate length for stock gearing, swingarms, etc. Be sure to check the tensile strength of any chain you buy. Low tensile strength chain will stretch and need to be replaced. Other length chains are available.