Summit Racing™ 8-point distribution blocks can provide safe, neat, and efficient connection points for your many automotive electrical accessories. There are eight screws positioned around the stud, making it easy to redirect the main source to components on your chassis harness. These 8-point junction blocks come with either a 3/8 in. main stud (red) or a 5/16 in. main stud (black). Pairs are also available.