Blue Sea ST-Blade Battery Terminal Mount Fuse Block KitBlue Sea Systems Fuse Block Kit allows you to easily add 4 fused circuits to the terminal of a battery. With this kit, you can provide power to new accessories in your boat. Mounts on the battery terminal stud; Screw terminals for securing wires; Nylon insulated ring terminals included for each screw terminal; Accepts small format circuit labels; Insulating cover meets ABYC/USCG insulation requirements; Ignition Protected-meets ISO 8846 and SAE J1171 for use in a gasoline engine compartment; Includes: 4-circuit negative busbar; Write on labels; (4) 16-14 AWG and (4) 12-10 AWG Nylon insulated ring terminals; Specifications: Circuits: 4; Maximum Amperage: 100A per block, 30A per circuit; Bus Material: Tin-Plater Copper C11000; Mounting Hole: 3/8" Stud;