Set of two clamps Rubber cushion strip 4-1/2″ (115 mm) diameter A replacement set of two big muffler clamps will keep the pipes tight This set of two 4-1/4″ (115 mm) exhaust clamps with a rubber pad strip for 50cc – 150cc round mufflers/silencers will fit most pipes or mufflers with a 4-1/4″ to 4-13/4″ diameterDescription A replacement set of two big muffler clamps will keep the pipes tight. This set of two 4-1/4″ (115 mm) exhaust clamps with a rubber pad strip for 50cc – 150cc round mufflers/silencers will fit most pipes or mufflers with a 4-1/4″ to 4-13/4″ diameter.Don’t let the serenity of your next scooter ride be interrupted by a shaky muffler. Keep it secured with this set of 2 clamps along with the included rubber strips so that it stays quiet and free of scratches and scuffs.Note: Some of these clamps have a painted-on white finish that can easily be sanded and polished off. Many of these show scratches and other minor blemishes, however they are new items.