The Adaptor For 3/4 Inch Marker And Clearance lights is a practical and versatile solution for covering a 2.5-inch hole. Made with a durable ABS housing, this adaptor is available in black and measures 3.56 inches wide by 3.56 inches tall by .37 inches deep. Sold individually, it fits most makes and models, making it a convenient and reliable choice for your vehicle's marker and clearance lights.