Arrow on black plastic knob indicates pawl position Detents in full open and full closed position Knob height is adjustable within limits shown by adjusting ferrule on the threaded sleeve before installing latch Turns clockwise (Type A) or counter-clockwise (Type B) to latch Pawl is adjustable along threaded steel shaft for desired grip Finish: Knob is black nylon, shaft and pawl are zinc plated with chromate plus sealer