The OB-250AT resonator banjo has a 40-hole brass sand cast archtop tone ring, which produces a sharper, more incisive tone. It features a maple neck with ebony fingerboard, 3-ply Canadian maple rim, 14" flamed maple resonator, GT master Planet tuners, and a two-way adjustable truss rod. Professional-quality instrument for performing and recording. Includes hardshell case.