Check the listing for details. 1 Set Auto 30A MRBF Terminal Fuse Block Double Studs Max Voltage 58V for Car. Color: Black, Silver Tone, Condition: New. Listed at 20.42 USD. Universal Fit:Suitable for mosts of Car Marine Boat RVProduct Details:AMP: 30AMaterial: Plastic, MetalColor: Black, Silver ToneFuse's Max Voltage Rating: 58VMounting Hole Size: 10mm / 0.39"Terminal Stud Size: M8 x1.25Holder Size: 88x47x20mm / 3.46"x1.85"x0.79"(L*W*H)Fuse Size: 23x20x12mm / 0.91"x0.79"x0.47"(L*W*H)Advantage:Shield with dust-proof design for more durabilityProtect the safety of the mat parts in the circuit, when a short circuit occurs in the circuit when there is a large current, timely switch the current to protect the parts in the circuit.Kindly Notes:Please allow 1-2 mm difference due to manual measurement.Package Content:1 Pcs Double Studs Max Fuse Holder2 Pcs 30 Amp Fuse.