Jim's Machineworx
1/0 to 1/0 cable couplers, cnc machined from 6061 aluminum and includes 1 piece of heat shrink in your choice of 9 colors and 2 stainless set screws per coupler. Fits 1/0 car audio cable or 2/0 welding cable.
Sold Individually
Made In The U.S.A.