ABB CS73 Aluminum 2 Inch Service Entrance Compression Splice for Wire Range - End A: 2 6/1,7/1 ASCR, 1-2 Str., Red, End B: 2 6/1,7/1 ASCR, 1-2 Str., Red, Die: 5/8. For AL-AL or AL-CU Conductors.