Best Welds Cable ConnectorsProduct Details:Designed to efficiently conduct current through detachable-type connectionCam-action design allows lock-in with a twist and pulls the two halves tightly togetherMetal parts are precision machined from heavy brass extrusion; resists rust and corrosionMolded rubber connector covers have good resistance to heat, cold, abrasion, ozone, oils and solventsTapered ends lock out moisture, oil, and dirtMale/female connectors are interchangeable with popular like-size competitor models.Includes:Color BoxLenco Cam Style Connectors(1) Male(1) Female(2) Heat Resistant Rubber CoversWrench(2) Brass Connection Sleeves