(1) Concert-grade (mid-to-low end) bass drum specifications: drum shell
diameter 60, 70, 80cm, height 60cm, belly diameter 73
, 83, 93cm. Shell wall thickness 3.5mm. (2) Made of high-quality domestic Ailanthus wood that has undergone natural drying, kiln drying, natural rebound, stress relief and other wood treatment processes, followed by over two years of natural storage.
(3) The drum shell's paint finish has three layers of high-hardness primer, and the surface
is painted with high-end semi-matte rosewood, semi-matte reddish-brown, semi-matte black, semi-matte Tibetan
blue, alkyd transition, alkyd bright red, etc., exclusively formulated by Guyun Company. The drum hoop has
double rows of brass decorative nails.
(4) Hand-selected buffalo hide, thickness 1.4mm.
(5) Equipped with a mobile, exquisite, classical solid wood interlocking stand, with
silent braking universal wheels.
(6) Pitch range: New drum with wet head F1-G2, dry head
G1-A1.