Date Region Description Price Seller
AustraliaMad Professor Twimble “Dumble” style overdrive with pre...$159.80
EUwith box ![Mad Professor Twimble](https://rvb-img.reve...$284.65
EUSelling my Mad Professor Twimble. Condition is very goo...$224.89
EUWorks as should. ![Mad Professor Twimble](https://rvb-...$217.46
EUExcellent aesthetic and functional conditions, the Dumb...$223.50
EUExcellent condition with original box ![Mad Professor ...$237.54
UKFrom the Mad Professor:The Twimble is a combination of ...$224.03
UKGreat overdrive pedal and boost . Open to offers as loo...$196.68
USA1st owner, had this for quite sometime. Looking to redu...$150.00
USAOne of the best D-style overdrives on the market, with ...$189.00