Description This fuse holder is suitable for car use, provides protection for speakers, stereos, and other components,can be applied on car, boat audio video systems good accessory for car audio and other high current applications. Features -Color:Assorted. -Material:Copper. -Size: About12.50X4.00X4.00cm/ 4.91X1.57X1.57in. -Type: 0/4GA in-0/4GA out. - This fuse holder with 300A fuses, great accessory for car audio and other high current applications. - The contacts for corrosion resistance, clear cover, easy to mount. - This fuse holder is suitable for car audio and video system, car audio amplifier. - Quality construction, durable finished and good conductivity, durable and practical to use. - The product is an easy installation for multi-use combinations in the fuse holder. Package list: 1 x fuse holder built-in fuses