This is a 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 These items have been stored at home, so please purchase only if you understand this. Thank you.