Product name: car silver colored bottle pile head (pair)
Material: copper alloy material, nickel anti-oxidation on the surface;
There are four different sizes and one outlet, convenient for the connection.
Preset to battery size: "ten" hole diameter is 18.2 MM. "One" hole diameter is 16.2 MM, equipped with a screw to tighten and secure.
The diameter of the four holes in the pile is: 15MM, 11.5 MM, 6.5 MM, 6.5 MM