●Applicable to : 12 Piece Engine Spark Plug Wire Separator Set for 8mm 9mm 10mm spark wires. They keep the spark wires separate and make your spark plug wires and engine bay look neat. ●High quality materials : Wire Separator Divider made of aviation grade aluminum, durable and light weight, will protect the wires for an hose separator spark plug wire holders set. ●Easy to install : Wire Separators surface is very smooth; With one key tool, easy to install and remove; Fixed and organized the engine wires perfectly. Makes sprak plugs wire and the engine bay look neat. ●Package Include: 4x Long Wire Separators (4 hole), 8x Short Wire Separators (2 hole), 4x Allen Key. ●Worry-free after-sales service: if you have any problems please contact us in time, we will be within 24 hours for you to solve.