Jackson Pro Plus Signature Sleep Token IV Monarkh SC

A 30-inch baritone Monarkh tuned a full octave down for the guitarist, and a fanned-fret five-string bass for the bassist.

Release date

2026-08-26

Price

$2,199.99 USD

scale

30in baritone

bridge

EverTune

pickups

Fishman Fluence Open Core Classic

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Sleep Token's IV and III get their first signature instruments from Jackson and Charvel

A 30-inch baritone Monarkh tuned a full octave down for the guitarist, and a fanned-fret five-string bass for the bassist.

Aug 26, 2026 · 1 min read