Bike Exhaust Sound System, Loud Engine Noise Simulating for Safety, Bicycle Pipe Horn System for Cyclists Commuting and Mountain Biking
- ?ECONOMIC DESIGN:No battery required, manual power oriented, energy-saving and economic.
- ?FIT FOR:Suitable for 16-22 inch bikes, easy to install and use.
- ?MOTORCYCLE SOUND: The card can work with spoke to create exhaust sounds, and the sounds would be amplified by the pipe to make your sound like a real motorbike.
- ?MORE FUN:With 6 sound making cards, adding much more fun to your cycling.
- ?EASY INSTALLTION:The exhaust pipe attaches to the rear frame of the with a mounting bracket.