The Sugatsune NSDX-35 adjustable soft-down lid stay designed for upward-opening lids and flap style doors with piano, butt or concealed hinges. Features include a speed adjustment screw to regulate soft-down action, optional face frame bracket (SUFFCB SD 1) and a nickel finish. The design ensures that the flap or lid will be held in place when in the closed position and will hold the lid open to 80?, 90? or 100?. Comes either left or right handed and can be used individually or in pairs. Torque pounds per inch: single piece = 10-60 lbs-inch, per pair 38-120 lbs-inch.