Harley Benton DNAfx Amp20 settings
...And Justice for All settings for Harley Benton DNAfx Amp20
Metallica · adapted 2 times on ToneAdapt
To get the Metallica "...And Justice for All" riff tone on a Harley Benton DNAfx Amp20, select the Clean preset, then set Gain 0, Drive 0, Bass 5, Mid 3, Treble 7, Reverb 0.5. Use the neck pickup with your guitar's tone on 8-10 and volume on 8-9.
Riff settings
Adapted for a Ibanez GIO GRG121DX · updated 2026-07-14
- Preset / mode
- Clean
- Pickup
- Neck pickup
- Guitar knobs
- Tone 8-10 · Volume 8-9
Harley Benton DNAfx Amp20 knobs
- Gain
- 0
- Drive
- 0
- Bass
- 5
- Mid
- 3
- Treble
- 7
- Reverb
- 0.5
- Tap tempo
- 0
- Master volume
- 7
- Presets button
- 0
- Amp select gain
- 0
- Modulation select level
- 0
- Delay reverb select level
- 0
Built-in effects
- Reverb on (spring) · 2
Playing tips
- Use your amp's built-in reverb set to a low level for subtle ambiance.
- Pick with a tight attack to maintain clarity and percussiveness.
- Focus on palm muting for tight, aggressive riffs.
The original rig
What Metallica used on the recording, for reference. ToneAdapt translates this to the controls your Harley Benton DNAfx Amp20 actually has.
- Guitar
- ESP MX220 'EET FUK' Explorer
- Amp
- Mesa/Boogie Mark IIC+ Head (studio recording, 1988)
- Gain
- 9
- Bass
- 6
- Mid
- 3
- Treble
- 7.5
- Presence
- 7
- Reverb
- 1
Different guitar or pedals? Get ...And Justice for All adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Metallica's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What preset should I use on the Harley Benton DNAfx Amp20 for ...And Justice for All?
Start from the Clean preset, then set Gain 0, Drive 0, Bass 5, Mid 3, Treble 7, Reverb 0.5.
Which pickup should I use for ...And Justice for All?
Neck pickup, with the guitar's tone at 8-10 and volume at 8-9.
What gear did Metallica use on ...And Justice for All?
Guitar: ESP MX220 'EET FUK' Explorer. Amp: Mesa/Boogie Mark IIC+ Head (studio recording, 1988).
Will these settings work with my guitar?
These settings were adapted for a Ibanez GIO GRG121DX. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
...And Justice for All on other amps
- ...And Justice for All on Boss Katana · 4
- ...And Justice for All on Cort CM15R · 4
- ...And Justice for All on Marshall CODE 25 · 3
- ...And Justice for All on Fender Mustang LT25 · 3
- ...And Justice for All on Crate GX-15R · 3
- ...And Justice for All on Boss Katana 50 Gen 3 · 2
- ...And Justice for All on Positive Grid Spark · 2
- ...And Justice for All on Fender Mustang LT40S · 2
Popular songs on the Harley Benton DNAfx Amp20
- Hotel California · Eagles
- Sweet Child O' Mine · Guns N' Roses
- Smells Like Teen Spirit · Nirvana
- Walk · Pantera
- Welcome to the Jungle · Guns N' Roses
- Back in Black · AC/DC
- Iron Man · Black Sabbath
- Do I Wanna Know? · Arctic Monkeys
- Black Hole Sun · Soundgarden
- Bulls in the Bronx · Pierce the Veil
- Holy Wars · Megadeth
- Crazy Train · Ozzy Osbourne
Settings are generated by ToneAdapt's tone adaptation for the gear named on this page and are a starting point — every amp, guitar and room is a little different.