The SRFF4505 features a double-cutaway mahogany body bolted to a titanium reinforced wenge and bubinga neck with a wenge fingerboard with 24 fanned frets and block position markers. Features include a pair of Nordstrand Big Single pickups, individually mounted Mono-rail IV bridges with 16.5mm string spacing, an Ibanez Custom Electronics BEQ3 3-band EQ with bypass toggle, and Gotoh tuning machines.
The SR4005E is a visually similar single-scale (i.e. straight fretted) model with different electronics.