WeldingCity 3-pk Welding Cable Quick Connector Pair DINSE-Style 300Amp-400Amp (#1-2/0) 50-70 SQ-MM Welding cable quick connector male-female pair with accessories. DINSE style connection. For AWG wires #1-2/0 (50-70 sq-mm) with 300Amp-400Amp current rating. You get Three (3) quick cable connector pairs 300Amp-400Amp with accessories at this price. We use U.S. Postal Service (USPS) as main carrier. Please provide a USPS deliverable address.