RA-090 Concert Acoustic Guitar Black. The super-affordable Rogue RA-090 Concert Acoustic Guitar is an excellent entry-level 25.4 in. scale guitar with laminate whitewood body and top finished off by a natural gloss to keep it in peak condition for years. Other features include a nato C-shaped neck, simulated rosewood fingerboard, simulated belly bridge, and an ivory color plastic saddle and nut.