[ Excellent Quality ] The shell is made of high-quality plastic flame-retardant material, which is wear-resistant and pressure resistant. Adopting copper plated silver plated terminals and thickened material design to enhance conductivity. [Safe and efficient] These battery connectors are equipped with spring steel clips to secure their electrical contacts, ensuring that the battery has good impact and vibration resistance performance. Easy loading and unloading, good toughness. The first step is to insert the wires into the terminal pins and then weld or crimp them. Insert the terminal pins into the connector housing and lock them. Easy to complete assembly. [ Wide application range ] The 175A 2-4 gauge battery quick disconnect harness plug kit is suitable for power supplies, forklifts, golf carts, tourist vehicles, , electric scrubbers, solar devices, etc. Material: plastic colour: red Package Contents: 4 x 175A plugs 2 x handles 8 x terminals 4 x screw nuts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.