On Order. 45 Day Lowest Price - 100% Satisfaction Guarantee. The Mando-Banjo, designed for mandolin players, has great action, looks, and tone for a new sound for mandolin players. A Remo PTS pre-tuned head provides this instrument with an adjustment-free head and body. Unlike many vintage mandolin banjos, the MB-800 and the MB-850 because of their unique design they stay in tune! They have a loud crisp tone and low action.