The RG520QS features a mahogany body with a quilted sapele top bolted to a Wizard neck with a rosewood fingerboard with dot position markers. Components include dual Ibanez Vintage humbucking pickups, a double locking tremolo bridge a locking nut. The RG520FS is a similar model with a flamed sapele top. The RG520 is a similar model without the exotic wood top. The RG320QS is similar but has a different bridge and pickups.