1/0 to 1/0 cased inputs, machined from 6061 aluminum with a plastic case. These are offered in 2 sizes, 1 without remote and 1 with remote, if your amp input looks like the one in the photo it will fit. These fit 1/0 car audio cable or 2/0 welding cable. These do not fit taramps. Includes stainless set screws.