Set of 4 NGK spark plugs, model LZKR7B-R7D. These are used items removed from a vehicle. There is some burning, dirt, and wear on the electrode parts due to use. Mileage: 30,000 km [Brand] NGK [Model Number] LZKR7B-R7D [Quantity] 4 Please understand that these items have been stored at home. Thank you.