Why Shop With Us?

Free Shipping

Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).

Orders placed before 3 p.m. ET usually ship the same business day.

Learn More

2-Year Free Warranty on Guitars

Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.

Contact Us for Details

We're Here for You

Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.

Contact Us

Contact Us

Call Now
800-449-9128

Hablamos Español

866.226.2919

Let's Chat
Live Chat

Hours:

MON - FRI 6 AM – 7 PM PT

SAT 7 AM – 6 PM PT

SUN 8 AM – 5 PM PT

Track your order Returns FAQs Make a Card Payment
Empty Cart Icon

Your Cart Is Empty

Sign In < Continue Shopping
Why Shop With Us?
 Shop 25K+ Holiday Deals up to 50% off or Call 888-688-0208 or chat for more deals 25K+ Holiday Deals up to 50% off - Shop Now
RewardsBlogHelp

Contact Us

800-449-9128
Cart
Back
Shop by Category
Hot Deals

Help | Call or Chat

 Track your orderReturnsFAQsMake a card paymentWhy shop with us? RewardsBlogHelp
Home Amplifiers & Effects Effects Effects Pedals Harmony & Octave Effects Pedals Used Harmony & Octave Effects Pedals

Used Harmony & Octave Effects Pedals

(374 Items)
Clear All
Used Electro-Harmonix Pog2 Polyphonic Octave Generator Effect Pedal
Used Electro-Harmonix Pog2 Polyphonic Octave Generator...
Product Price  $229.99
Great Condition
Used DigiTech The Drop Polyphonic Drop Tune Pitch-Shifter Effect Pedal
Used DigiTech The Drop Polyphonic Drop Tune Pitch-Shifter...
Product Price  $189.99
Great Condition
Used Mythos Pedals Argonaut Effect Pedal
Used Mythos Pedals Argonaut Effect Pedal
Product Price  $94.99
Great Condition
Used BOSS OC5 Octave Effect Pedal
Used BOSS OC5 Octave Effect Pedal
Product Price  $119.99
Great Condition
Used Electro-Harmonix Guitar Mono Synth Effect Pedal
Used Electro-Harmonix Guitar Mono Synth Effect Pedal
Product Price  $104.99
Great Condition
Used Electro-Harmonix B9 Organ Machine Effect Pedal
Used Electro-Harmonix B9 Organ Machine Effect Pedal
Product Price  $159.99
Great Condition
Used Dusky Electronics Augustus Effect Pedal
Used Dusky Electronics Augustus Effect Pedal
Product Price  $144.99
Great Condition
Used BOSS OC5 Effect Pedal
Used BOSS OC5 Effect Pedal
Product Price  $114.99
Great Condition
Used TC Electronic Sub N Up Octaver Effect Pedal
Used TC Electronic Sub N Up Octaver Effect Pedal
Product Price  $75.99
Great Condition
Used Walrus Audio Luminary Quad Octave Generator Effect Pedal
Used Walrus Audio Luminary Quad Octave Generator Effect...
Product Price  $119.99
Great Condition
Used BOSS OC3 Super Octave Effect Pedal
Used BOSS OC3 Super Octave Effect Pedal
Product Price  $96.99
Great Condition
Used BOSS OC2 Octave Effect Pedal
Used BOSS OC2 Octave Effect Pedal
Product Price  $139.99
Great Condition
Used Electro-Harmonix Guitar Mono Synth Effect Pedal
Used Electro-Harmonix Guitar Mono Synth Effect Pedal
Product Price  $99.99
Great Condition
Used BOSS SY-1 Effect Pedal
Used BOSS SY-1 Effect Pedal
Product Price  $139.99
Great Condition
Used EarthQuaker Devices The Depths Optical Vibe Machine Effect Pedal
Used EarthQuaker Devices The Depths Optical Vibe Machine...
Product Price  $129.99
Great Condition
Used BOSS SY300 Guitar Synthesizer Effect Pedal
Used BOSS SY300 Guitar Synthesizer Effect Pedal
Product Price  $139.99
Great Condition
Used Electro-Harmonix B9 Organ Machine Effect Pedal
Used Electro-Harmonix B9 Organ Machine Effect Pedal
Product Price  $119.99
Great Condition
Used BOSS PS6 Harmonist Effect Pedal
Used BOSS PS6 Harmonist Effect Pedal
Product Price  $114.99
Great Condition
Used Electro-Harmonix Slammi Pitch Shifter/Harmony Effect Pedal
Used Electro-Harmonix Slammi Pitch Shifter/Harmony Effect...
Product Price  $139.99
Great Condition
Used BOSS SY1 Effect Pedal
Used BOSS SY1 Effect Pedal
Product Price  $139.99
Great Condition
Used Mooer Tender Octaver Effect Pedal
Used Mooer Tender Octaver Effect Pedal
Product Price  $99.99
Great Condition
Used TC Helicon Voice Tone Harmony G XT Effect Pedal
Used TC Helicon Voice Tone Harmony G XT Effect Pedal
Product Price  $149.99
Great Condition
Used Mooer PITCH BOX Effect Pedal
Used Mooer PITCH BOX Effect Pedal
Product Price  $29.99
Great Condition
Used EarthQuaker Devices Organizer Polyphonic Organ Emulator Effect Pedal
Used EarthQuaker Devices Organizer Polyphonic Organ...
Product Price  $99.99
Great Condition
Used Kingtone THE OCTALAND Effect Pedal
Used Kingtone THE OCTALAND Effect Pedal
Product Price  $249.99
Great Condition
Used MXR VINTAGE BASS OCTAVE Effect Pedal
Used MXR VINTAGE BASS OCTAVE Effect Pedal
Product Price  $89.99
Great Condition
Used Aguilar Octamizer Effect Pedal
Used Aguilar Octamizer Effect Pedal
Product Price  $139.99
Great Condition
Used BOSS PS-6 Effect Pedal
Used BOSS PS-6 Effect Pedal
Product Price  $114.99
Great Condition
Used MXR M103 Octave Blue Box Effect Pedal
Used MXR M103 Octave Blue Box Effect Pedal
Product Price  $57.99
Great Condition
Used EarthQuaker Devices Data Corrupter Effect Pedal
Used EarthQuaker Devices Data Corrupter Effect Pedal
Product Price  $199.99
Great Condition
Used Flamma ENVELOPE Effect Pedal
Used Flamma ENVELOPE Effect Pedal
Product Price  $23.99
Great Condition
Used Electro-Harmonix LIZARD QUEEN Effect Pedal
Used Electro-Harmonix LIZARD QUEEN Effect Pedal
Product Price  $69.99
Great Condition
Used TC Electronic Sub N Up Octaver Effect Pedal
Used TC Electronic Sub N Up Octaver Effect Pedal
Product Price  $84.99
Great Condition
Used Sonicake Octaver Effect Pedal
Used Sonicake Octaver Effect Pedal
Product Price  $29.99
Great Condition
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting Effect Pedal
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting...
Product Price  $139.99
Great Condition
Used Electro-Harmonix B9 Organ Machine Effect Pedal
Used Electro-Harmonix B9 Organ Machine Effect Pedal
Product Price  $159.99
Great Condition
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting Effect Pedal
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting...
Product Price  $139.99
Great Condition
Used EarthQuaker Devices Bit Commander Octave Synth Effect Pedal
Used EarthQuaker Devices Bit Commander Octave Synth Effect...
Product Price  $109.99
Great Condition
Used BOSS OC2 Octave Effect Pedal
Used BOSS OC2 Octave Effect Pedal
Product Price  $139.99
Great Condition
Used BOSS SY-1 Effect Pedal
Used BOSS SY-1 Effect Pedal
Product Price  $139.99
Great Condition
Used MXR M103 Octave Blue Box Effect Pedal
Used MXR M103 Octave Blue Box Effect Pedal
Product Price  $57.99
Great Condition
Used EarthQuaker Devices Organizer Polyphonic Organ Emulator Effect Pedal
Used EarthQuaker Devices Organizer Polyphonic Organ...
Product Price  $89.99
Great Condition
Used Electro-Harmonix Lizard Queen Effect Pedal
Used Electro-Harmonix Lizard Queen Effect Pedal
Product Price  $54.99
Great Condition
Used EarthQuaker Devices The Depths Optical Vibe Machine Effect Pedal
Used EarthQuaker Devices The Depths Optical Vibe Machine...
Product Price  $150.99
Great Condition
Used HeadRush VX5 Effect Pedal
Used HeadRush VX5 Effect Pedal
Product Price  $349.99
Great Condition
Used JHS Pedals Lizard Queen Effect Pedal
Used JHS Pedals Lizard Queen Effect Pedal
Product Price  $74.99
Great Condition
Used MXR POLY BLUE OCTAVER Effect Pedal
Used MXR POLY BLUE OCTAVER Effect Pedal
Product Price  $149.99
Great Condition
Used TC Electronic Sub N Up Octaver Effect Pedal
Used TC Electronic Sub N Up Octaver Effect Pedal
Product Price  $79.99
Great Condition
Used EarthQuaker Devices Bit Commander Octave Synth Effect Pedal
Used EarthQuaker Devices Bit Commander Octave Synth Effect...
Product Price  $109.99
Great Condition
Used Solidgold Fx EM-III Effect Pedal
Used Solidgold Fx EM-III Effect Pedal
Product Price  $124.99
Great Condition
Used Keeley SYNTH-1 Effect Pedal
Used Keeley SYNTH-1 Effect Pedal
Product Price  $109.99
Great Condition
Used Modtone MTDD Deep Dive Octave Plus Effect Pedal
Used Modtone MTDD Deep Dive Octave Plus Effect Pedal
Product Price  $59.99
Great Condition
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting Effect Pedal
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting...
Product Price  $139.99
Great Condition
Used Electro-Harmonix C9 Organ Machine Effect Pedal
Used Electro-Harmonix C9 Organ Machine Effect Pedal
Product Price  $169.99
Great Condition
Used DigiTech FreqOut Frequency Dynamic Feedback Generator Effect Pedal
Used DigiTech FreqOut Frequency Dynamic Feedback Generator...
Product Price  $149.99
Great Condition
Used BOSS PS6 Harmonist Effect Pedal
Used BOSS PS6 Harmonist Effect Pedal
Product Price  $114.99
Great Condition
Used Electro-Harmonix INTELLIGENT HARMONY MACHINE Effect Pedal
Used Electro-Harmonix INTELLIGENT HARMONY MACHINE Effect...
Product Price  $149.99
Great Condition
Used BOSS VE-2 Effect Pedal
Used BOSS VE-2 Effect Pedal
Product Price  $219.99
Great Condition
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting Effect Pedal
Used Electro-Harmonix Pitch Fork Polyphonic Pitch Shifting...
Product Price  $139.99
Great Condition
Used Hotone Effects Harmony Effect Pedal
Used Hotone Effects Harmony Effect Pedal
Product Price  $54.99
Great Condition