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Distortion · Amptweaker

Amptweaker Fat Metal Pro II

The Fat Metal Pro II is a distortion pedal designed for metal applications with emphasis on delivering fuller bass response compared to the standard Tight Metal model.

  • 9-18V DC · center −
  • 50 mA
  • Mono
New
No price yet
Used (asking)
from $220

The rundown

Highlights

  • Metal distortion with enhanced low-end presence
  • Accepts 9V or 18V DC power (center-negative)
  • Large footprint at 164.3 x 134.4 mm
  • Analog circuitry, made in the USA
  • Currently in production

Best for

Metal players seeking a distortion pedal with pronounced bass frequencies.

Quick facts

Power
9-18V DC
Current draw
50 mA
Polarity
Center negative
Dimensions
164.3 × 134.4 mm
Stereo
No
MIDI
No
Status
In production

Where to buy Amptweaker Fat Metal Pro II

Used listings asking $220–$220, median $220 (1 listing, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$220View

Prices last checked 20 hours ago. Links to sellers are affiliate links.

Frequently asked questions

What power options does the Fat Metal Pro II support?

The Fat Metal Pro II runs on 9-18V DC power with center-negative polarity at 50 mA.

Is the Fat Metal Pro II a large pedal?

Yes, the Fat Metal Pro II measures 164.3 x 134.4 mm, making it a large pedal.

Does the Fat Metal Pro II have stereo or MIDI capabilities?

The Fat Metal Pro II does not include stereo or MIDI features.

Similar pedals

Same type, similar features.

Specs from pedalfilter. Summary written by PedalBro from those specs and public descriptions.

Page last updated September 29, 2026.