Red Copper M8 Dual Terminal Studs Black Red Heavy Duty with Heat Shrinkable Tube Features： 1、Allow terminating of heavy-dutycables for one or more connections. 2、Red or Black color allowing easy and clear color coding for wiring. 3、 Fiber reinforced Nylon base ensures great mechanical strength and durability. 4、Heavy duty terminal studs (up to M6). 5、For saloon cars, yachts, ships, trucks, etc. Specification： 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 List： 1 * M8 Terminal Kit