reed valve assy / membrane block for Piaggio / Derbi engine D50B0, EBE, EBS IP22759

Replacement reed block with plastic reeds. Rather than the usual metal reeds, this item uses plastic reeds. Metal membrane petals can cause massive damage if they break. Plastic petals get chewed up and spat out the exhaust. Suitable for all geared mopeds with Piaggio / Derbi engines D50B0, EBE, EBS