ST-Blade Battery Terminal Mount Fuse Block Kit. Easily add 4 fused circuits to the terminal of a battery. Provides power to new accessories in your boat or vehicle. 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 a 4-circuit negative busbar. Includes write on labels. Includes four 16-14 AWG and four 12-10 AWG Nylon insulated ring terminals. Weight 0.50 lbs