This a CHAIN for a OVERHEAD brand LEGACY model chain drive 7FT (237") model that uses a FULL CHAIN ONLY NOT FOR A CHAIN/CABLE COMBINATION model This is the chain only and does not include the carriage,trolley or connecting links. If you need those I can include them for an extra charge. This item is used it has be cleaned and checked for useability and wear. It is in excellent condition , will also fit genie equivalent STK#(174)A24
