2extreme membrane block for Beta RR 50, CPI SM 50, SX 50
Replacement Membrane block with membrane tongue made of plastic. However, unlike many original membranes from metal, are used in this membrane block Kunststoffmembrane. Diaphragm Plate made of metal, in the event of a breakage Lead to serious engine damage. Membrane tongue made of plastic can simply be grinding and over the Außlass channel thrown away.
Suitable on all mopeds with Minarelli AM engines.