British Pedal Company Dumble Silverface Overdrive Special Effectpedal | Reverb
Custom Dumble Clone Overdrive Special 20w Valve Guitar Amp Head Jj Tubes 2 X El84 Power Tubes 3 X 12ax7 Preamp Tubes With Loop - Electric Instrument Parts & Accessories - AliExpress
Sure enough, someone is making Dumble branded overdrive pedals now | The Gear Page
The 35 best Dumble guitar pedals of this moment - Pedaltown