Single fold down bracket: The ZICO fold-down seat provides personnel with safe, comfortable seating. Spring loaded action allows the bracket to fold up automatically when the user stands up. When folded, the bracket extends out 4-1/6" from the mounting surface. Heavy duty 48 oz., vinyl Prefixx finished seat and back rest cushions are available. NOTE: Seat belts should always be worn when apparatus is in motionm. Fold down Seat Brackets must be attached to mounting surface sufficiently reinforced to support load.