Reference Size—- Total Length is about 65mm / 2.6in (stretched length approx. 82mm /3.2in ). Spring Length is about 40mm / 1.6in. Spring Width is about 15mm / 0.6in. A good accessory for your motorcycle exhaust pipe. 2 colors for your option High Quality Stainless Steel—- The motorcycle exhaust muffler spring is made of stainless steel material, which has good rust resistance, wear resistance and aging deformation, and has excellent strength and appearance Exquisite Workmanship—- The motorcycle exhaust spring adds high-temperature coating process, durable, high temperature resistant and has long service life. The exhaust spring adopts professional manufacturing process, with stable performance and high reliability Wide Application—- The exhaust pipe spring hook is suitable for most riding motorcycles, scooters, ATVs, etc. Good accessories for motorcycle exhaust pipe can make the exhaust system longer Easy to Install—- The motorcycle exhaust spring is easy to c