FVRITO Viper Stainless Steel Flexible Exhaust Muffler Pipe with Hardware for 2 Stroke 49cc 60cc 66cc 80cc 100cc Engine Gas Motorized Bicycle Motor Bike Parts Silver Specification: Product Name: Motorized Bicycle Exhaust Muffler Condition: Brand New Color: Silver Material: Metal Size: Mounting Hole Distance: 40mm/1.57 inch Total length: 945mm/37.2 Inch Feature: 1.The stainless steel part of the long expansion exhaust pipe is flexible enough. 2. The bendable exhaust silencer is a perfect aftermarket replacement, it is quieter than the stock exhaust. 3. The performance exhaust muffler pipe has a much stronger mounting flange with a reinforcing weld to prevent warpage by over tightening causing an exhaust leak. 4. Durable and long service life. Easy to install. Fitment: for 2 Stroke 49cc 60cc 66cc 80cc 100cc Engine Gas Motorized Bicycle Motor Bike Pocket Bike Scooter Bike Package Contents: 1 Set Muffler Exhaust Pipe Note: This pipe muffler is a full exhaust system for longer durability. You dont worry about the problem with color loss,what you can see in the picture is the color of the material itself. In addition, please check the product size and fitment carefully, ensuring to get what you really want.