Feature 1Copper battery cable terminal, good conductive performance, corrosion resistance, can reduce voltage distortion and transmission loss. 2Simple wiring, secure connection, not easy to loose, reliable to use, bring much convenience for you. 3Wide application, suitable for car, marine boat, RV, truck, campers, ATV, UTV vehicles, battery banks, etc. 4Comes with cleaning brush, which can be used to clean the dirty and iron rust on the battery terminals. 5Manufactured according to the original production specifications, in line with strict quality standards.Item Type: Battery Terminal Material: Copper Postive Inner Diameter: Approx. 16mm/0.63inNegative Inner Diameter: Approx. 17mm/0.67inCopper Ring Terminal Size: Approx. 40mm/1.6inClean Brush Material: Stainless steel, Length: Approx. 80mm/3.15inFitment: Universal .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x Copper Battery Terminal Connector6 x Copper Rings6 x Washer1 x Cleaning BrushNotePlease allow 0.10.5mm difference due to manual measurement.