Description
The LH2F40UMS is Yamaha’s premium 4-piece hybrid oak shell pack built for drummers who demand deep projection, powerful attack, and dynamic stage presence. It includes two rack toms (10″×7″, 12″×8″), a floor tom (16″×15″), a bass drum (22″×18″), and comes with the TH‑945B double-tom mount
? Shell Construction
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7-ply Hybrid Oak shells: Combines oak plies with a central phenolic resin core, delivering robust projection, strong fundamental tone, and refined sustain control
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Shell thickness: approx. 7.33 mm for toms/floor tom and 8.80 mm for bass drum
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Diagonal, Air‑Seal seam design provides shell strength and consistent resonance