Amazon.com: Jim Dunlop Flanger Guitar Effects Pedal : Musical Instruments
Fender Hammertone™ Flanger Pedal
The Reverb Top 10: Flange Pedals - The Guitar Magazine
Supro Flanger Analog 9-Volt Guitar Effects Pedal with Buffered Bypass
Guitar Pedal X - GPX Blog - PastFX's Vintage Flanger Circuit Recreations in Modern Enclosures are the Perfect All-rounder Trifecta for anyone who's properly into Flanging