Monster Lock Gold Spades Speaker Cable Size M z2 bi-wire biwire Z Medium Straight Gap/Opening/Distance between prongs: >1/4" (exactly 7mm) Monster Lock Interchangeable Speaker Cable Connector System UPC: 050644223792 MPN:132077-00 MPN: ML MGS-H 1PK MONSTER LOCK Medium, 24k gold contact modular straight spade type speaker termination for attachment to Monster Lock Master Pin. Precision-machined, flat-surfaced undersides provide a gas-tight connection (within .0005 of an inch) for the best possible signal transfer. 24k gold contact for optimum signal transfer Modular Speaker Termination; Attach to Monster Lock Master Pin Dimensions: Width of M Gold Spade opening = 1/4" (exactly 7mm) Precision-machined flat-surfaced undersides for gas-tight connection Conical surface design for reduced resistance, better signal transfer, & superior sonic performance These tips are compatible with all of the following Monster Cable models so long as the threaded gold Monster Master Pins have not been chopped off: Z, Z1, Z2, Z3, Z4, M1.2s, MI.4s, M2.2s, M2.4s, MCX-1s, MCX-2s, including all biwire variants. Packaging may vary and may have shelf-wear. Returns Accepted only if item is unopened!! Sorry, but there will be restocking fee to cover fees & shipping. New In Retail Package