Wood-To-Steel Connectors 4.75" Pipe (A475) 'Half-connector' with one pin at one end 6.75" Pipe (AA675) "Half-connector" two pins parallel at one end 6.75" Pipe (A675) 'Half-connector' with one pin at one end 6.75" Pipe (AB675) "Half-connector" two pins at right angle at one end Threaded Rod (R012) Threaded Rod, Nut and Washer (RN12)