Adjustable Banjo neck ADM banjo features adjustable truss rod design allows every player to keep the neck straight by countering the pull of the strings and natural tendencies in the wood. When the action is too low, loosen the nut outside of the rim and tighten the nut inside the rim. Strings will go up from the fingerboard. If the action is too high, loosen the nut inside the rim and tighten the outside nut. Strings will go down to the fingerboard.

Open Back & Resonator Banjo ADM 5 string banjo can not only be a resonator banjo but also an open back banjo by detaching the back of banjo. The resonator banjo produces a mellower, softer sound while the open back banjo style produces a very bright sound. Two different style of banjo is to meet the different demand of player.