1. [EXCITING SOUND EFFECT] Create authentic motorbike exhaust sounds with the innovative card and pipe system.
2. [EFFORTLESS ASSEMBLY] Quickly install the system on your 16-22 inch bike for instant fun and adventure.
3. [VERSATILE USAGE] Suitable for various bike sizes, providing entertainment for cyclists of all ages.
4. [VIVID MOTORBIKE EXPERIENCE] Enhance your cycling journey with engine sounds and a unique touch.
5. [COMPREHENSIVE SET] Complete package includes Exhaust Pipe, 6 Cards, and all necessary fittings for a seamless experience.

Specification:
Features:
Adopts good quality materials, sturdy, waterproof, lightweight and durable for years of use.
No battery required, 100% manual power oriented, energy-saving and economic.
The card can work with spoke to create exhaust sounds, and the sounds would be amplified by the pipe to make your bike sound like a real motorbike.
With 6 sound making cards, adding much more fun to your cycling.
Suitable for 16-22 inch bikes, easy to install and use.
Specification:
Material: Plastic
Color: As picture shown
Size: Approx. 35.5*7.5cm/14*3inch
Weight: Approx. 258g
Suitable for 16-22 inch bikes
Package List:
1 x Exhaust Pipe
6 x Cards
1 x Pack of Fittings and Tools