DescriptionThese 4 gauge ring terminals are made of material with plated finish to prevent corrosion and designed with a set screw that is tightened down to ensure a secure connection. The ring terminal opening pefect for any car audio, marine, or other wiring installations that require a ring terminal.Features- Color: Silver. - Material: Alloy. - Size: 5.20 x 1.00 x 1.00cm/ 2.04 x 0.39 x 0.39 inch. - The product with weavy-duty and silver plating surface for maximum conductivity. - Ring terminals are well made with brazed seam craft, which keeps its durability, security, and beauty. - As it's perform well in anti-shocks and corrosion resistance, these crimp ring connectors widely used in car, battery, audio system, etc. - It will easily connect your battery to your system's amplifier with these high-quality ring terminals. - Crimp ring terminals look good and maximizes the performance of any audio system.