Treble Booster - Brian May Red Special Style - Electric Guitar Effect Pedal

Red Special Style Treble Booster - Voltage Pickups Guitar Effect Pedal

Rangemaster Treble Booster Guitar Pedal Silicone Transistor Tone Mod Available

Rangemaster Treble Booster Guitar Pedal Germanium Transistor Mod Available

Red Special Treble Booster Brian May Style - Guitar Effect Pedal Pre Amp - Red

Treble Booster - Guitar Effect Pedal

Cornish and KAT 2 in 1 Treble Booster Pedal Clone Brian May Hand Made

Rangemaster Plus Guitar Pedal Selectable Transistors Custom Hand Built