Greg Koch Gristle King Pedal 2nd Hand | Rich Tone Music
Used T JAUERNIG GRISTLE KING GREG KOCH Effect Pedal | Musician's Friend
Greg Koch - JAM pedals
Koch The Greg combo - Koch Amps
Greg Koch - Gristle King Leans...get 'em while they're hot. I've got three ready to ship. My sig overdrive and clean boost device made by Tim Jauernig...go to gregkoch.com and click to
Tone City Unveils New Greg Koch Lil Heat Mini Overdrive Pedal | GuitarPlayer
My Dad Lived to Be 95, So I'm Just Getting Started”: Greg Koch Talks Making Music in His 50s | GuitarPlayer
Tone City Lil Heat Greg Koch Overdrive Pedal - Andertons Music Co.
Reverend Greg Koch Gristle 90 Electric Guitar, Ebony, Tosa Turquoise