Seal for cartridge / silencer / muffler 2 holes YASUNI spacing 42mm

Ideal in case of leakage, loss, wear, YASUNI muffler gasket, it mounts on all mufflers of the brand fixing the silencer in 2 scooter holes, motorcycle 50cc ... Sold to the unit.

Between axis of the holes 42mm, for stud diameter 6mm, central holes Ø23mm.