ITEM NAME:Pair 70cm Stainless Steel Motorcycle Muffler Exhaust Pipe Spring Fastener Kit Stainless Steel Motorcycle Exhaust Mounting Spring Rotatable with Welding Fastener Kit SPECIFICATIONS.(Stainless Steel Motorcycle Exhaust Mounting Spring Rotatable with Welding Fastener Kit. 2 x Welding Fastener. Material: Stainless Steel. 2 x Mounting Spring. 1) Rotatable spring, flexible use. Fit for Harley, Bobber, Chopper, Dirt Bike, Honda, Yamaha, Kawasaki, Suzuki, ATV, KTM, Aprilla, BMW, Ducati, Triumph, MV Agusta, Bimota, Buell, Moto Guzzi, etc.