Feature 1Allow terminating of heavy-dutycables for one or more connections. 2Red or Black color allowing easy and clear color coding for wiring. 3 Fiber reinforced Nylon base ensures great mechanical strength and durability. 4Heavy duty terminal studs (up to M6). 5For saloon cars, yachts, ships, trucks, etc. Features: Allow terminating of heavy-dutycables for one or more connections. Red or Black color allowing easy and clear color coding for wiring. Fiber reinforced Nylon base ensures great mechanical strength and durability. Heavy duty terminal studs (up to M6). For saloon cars, yachts, ships, trucks, etc. Specifications: Model: Single M6:AP4590RB-A-Z Single M8:AP3889RB-A-Z Dual M6:AP3881RB-A-Z Dual M8:AP3881RB-A-Z Color: Red and Black Material: Nylon + Fibre + Stainless Steel Maximum Voltage: DC 48V 80AMP Maximum Operating Current: 80A Stud Size: M6 (1/4") M8 (5/16") Installation Method: Surface Screw Fixed Installation Package Weight: Single M6:95g Single M8:100g Dual M6:130g Dual M8:135g Package Size: 16 * 11 * 4cm Package List: 1 * M8 Terminal Kit Package List1 * M8 Terminal Kit