Tweco® Cable Connector, Clamshell, 1/0 AWG, 2/0 AWG, 3/0 AWG Cable, Male Half, Model Compatibility: Lenco LC-40, Jackson UBM-3. Tweco® 358-9425-1210 Clamshell Cable Connector, 1/0 AWG, 2/0 AWG, 3/0 AWG, Male Half, Lenco LC-40, Jackson Ubm-3