I replaced mine directly from the manufacturer in Italy.
see below.
good luck
Cecilia Garozzo garozzo@venanzettivibrazioni.it
VENANZETTI VIBRAZIONI MILANO srl SOCIO UNICO
Via Ghiarola Nuova 22
41042 Fiorano modenese (MO)
Tel.: 0536/832300
Fax : 0536/910462