Nismo Old Logo Steering wheel horn push button. Fits Mono, Spark, OMP etc. Replica Part. Horn button outer diameter O/D 60mm. Wiring included. Black with gold text. This horn button will fit most aftermarket steering wheels. This listing doesn’t include retention ring. Some steering wheels might require retaining ring. Please check your steering wheel horn hole diameter for fitment. Two spade connectors on the rear. These are made to order. No returns except