Amazon.com: New Hand made ABY Guitar pedal Switch Box A/B Combiner Footswitch TRUE BYPASS Amp/guitar AB : Musical Instruments
Belcat ABS520 Guitar A-B Box Pedal
Amazon.com: Donner ABY Box Line Selector AB Switch Mini Guitar Effect Pedal True Bypass : Musical Instruments
Amazon.com: JOYO Switch Pedal Switch Guitar Pedals in Loop A Directly to Line B, Two Output Effects Loop Chains (A/B Switch JF-30) : Musical Instruments