The RG8520 is an RG series solid body electric guitar introduced by Ibanez in 2001. It was made in Japan by FujiGen as part of the upscale J Custom series. It was also known as the JCRG-20.
The RG8520 features a mahogany body with a flame maple top bolted to a maple and bubinga neck with a 24-fret bound rosewood fingerboard with offset mother of pearl dot position markers. Components include dual DiMarzio humbucking pickups with individual volume and tone controls, a Lo Pro Edge double locking tremolo bridge with a locking nut and Gotoh tuning machines.
The RG8570 is a similar model which adds a middle pickup. The RG8527 is similar seven-string model.
The RG8520 was discontinued after 2002, but a substantially different model with the same name was produced in 2004.