The Yamaha RGZ I-M is a super strat guitar made in Japan and for the Japanese domestic market in the late 80's / early 90's. It has an arched maple top, the Yamaha RM-Pro vibrato, HSH pickup configuration, a bound maple fingerboard and maple top. The Yamaha RGZ I features a bound maple neck with an ebony fingerboard and HSS pickup configuration. Other features are: