Transparent Ultra Speaker Cable 40' Single, Banana to Spade Gen 6The single run configuration is the unsung hero of a well sorted system one leg of Transparent's Gen 6 Ultra Speaker Cable for the customer who needs to replace one cable, wire a mono subwoofer, or complete an existing pair. Same OFHC copper conductors, same length calibrated network module with epoxy damped acrylic housing and isolation feet, same handcrafted USA build as the full stereo pair. Banana on the amp end, spade at the speaker. Generation 6