This RAJ Ringed Spark Plug Wire End Clip is a wonderful addition for Unstyled Two Cylinder Tractors and 1 cylinder Hit-N-Miss engines. It features the original design used to hold the spark plug wire in place. Simply insert striped 7MM wire into terminal and solder into place. This spark plug addition will serve to remind viewers of your equipment that your attention to details is uncompromised. This RAJ Ringed spark plug ends is held in place with our Brass Thumb nut or Spring Clip found here or can be used with OEM terminal top.