SR405 Features the SR-style body in light maple, a hard maple 3-piece neck with rosewood fretboard, a P-style Dynamix neck pickup, J-style Dynamix bridge pickup. Controls include volume and balance, plus 3 bands of cut/boost tone controls.		GSR 100 Features an agathis body, one-piece maple neck, P-style pickups, fully adjustable bridge, and medium frets.