Silencer 28 mm including staples

Dimensions 540x60x28 Fits 28 mm pipe for Monza M50-3C-4speed, Arizona and Montana. Also Dakota/VZ50, Florida/MV50, Alabama/DS50, Mexico. The insert may need to be modified or removed, as follows: - For mopeds with power 0.8~1.5hp (25~30km/h) no action is needed. - For higher power, holes should be drilled as shown in picture 2. Hole size depends on how high the power of the moped is, we recommend that you try it out. - When mounting on mopeds with a 4-stroke engine, the insert must be removed.