Modulus Bass Quantum 4 Burl Maple, High End Bass Guitars
New Basses In Stock — Modulus Graphite
Second Hand Bass Guitar Stock :: Peavey G Bass USA 4 string bass, black metal flake, graphite neck, modulus, active :: For sale, UK:: Bass Direct, Warwick
Modulus 4-String Basses | Reverb
Modulus Flea 4 String Bass Fb4 | TalkBass.com
Modulus 4 String Bass Guitars for sale | In Stock | eBay