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Sugatsune SLDL vertical swing down mechanism is designed for taller, heavier downward-opening doors with a door weight between 6.6 and 11 lbs, so it supports fronts that need controlled movement instead of dropping under their own weight. The unique swing down mechanism guides the door through a defined arc, which helps keep motion predictable when fronts open down into a workspace or access area. A soft close function slows the final travel, preventing slamming that can damage fronts, interiors, or finished edges over repeated use. The spring gently opens the door after pulling it forward 4-3/4 to 5-15/16 inches, so once the door is pulled into that range the mechanism takes over to complete the opening smoothly. This combination of controlled swing, weight range, and soft-close behavior makes the SLDL-5 suitable where repeatable, managed access is needed.
The Sugatsune SLDL-5 provides 3-way adjustability so the mechanism can be dialed in after mounting. Vertical adjustment of plus or minus 1/4 inch (6 mm) shifts the door height, which helps align sightlines with adjacent fronts or correct minor drilling deviations. Horizontal adjustment of plus or minus 1/8 inch (2.5 mm) moves the door side to side, supporting even gaps between neighboring doors or panels. Tilt adjustment of plus or minus 5 degrees lets the installer set the angle of the downward-opening door, which helps the edge sit flush against stops and improves closure feel. These adjustments give room for fine-tuning so the swing down action looks intentional rather than forced into position.
The SLDL-5 is a vertical swing down mechanism for downward-opening doors that need both support and guided motion. By being designed for a door weight between 6.6 and 11 lbs, it suits fronts that are substantial enough to benefit from lift-assist rather than simple hinges. When the door is pulled forward 4-3/4 to 5-15/16 inches, the spring gently opens the door the rest of the way, so users feel controlled assistance instead of abrupt movement. This behavior is helpful where the door opens into a working zone, because the swing down path stays consistent and easier to anticipate. The soft close feature manages the return stroke by slowing the door before it seats, which reduces impact noise and helps limit stress on mounting points.
The adjustable lift-assist feature on the SLDL-5 refines the opening force to best match the door's size and weight, allowing the installer to tune how strongly the spring supports the front. This adjustment helps balance effort so users are not fighting the mechanism or the weight of the door. Three-way adjustability further supports consistent results across multiple openings. Vertical adjustment of plus or minus 1/4 inch (6 mm) lets installers bring door tops or bottoms into a clean line with nearby cabinetry. Horizontal adjustment of plus or minus 1/8 inch (2.5 mm) corrects side-to-side offset, which is important when multiple swing down doors share a common reveal. Tilt adjustment of plus or minus 5 degrees fine-tunes how the door face meets its stops, improving closure contact and the perceived quality of the motion.
The SLDL-5 is designed for a door weight between 6.6 and 11 lbs, which targets taller, heavier downward-opening doors that benefit from lift-assist and controlled swing.
The SLDL-5 uses a vertical swing down mechanism where, after the door is pulled forward 4-3/4 to 5-15/16 inches, a spring gently opens it through the remaining downward motion.
The SLDL-5 soft closes to prevent slamming, so the door is slowed near the end of travel, reducing impact on the door, casework, and hinges over repeated use.
The SLDL-5 adjustable lift-assist feature refines the opening force to best match the door's size and weight, allowing the motion feel to be tuned to the specific front.
The SLDL-5 offers vertical adjustment of plus or minus 1/4 inch, horizontal adjustment of plus or minus 1/8 inch, and tilt adjustment of plus or minus 5 degrees for fine alignment.
The SLDL-5 is used on taller, heavier downward-opening doors that need a unique swing down mechanism with soft-close and lift-assist for controlled access.
The Sugatsune SLDL-5 vertical swing down mechanism combines a defined 6.6 to 11 lb door weight range, a unique swing down motion, and soft close behavior to manage heavier downward-opening doors. The spring that gently opens the door after pulling it forward 4-3/4 to 5-15/16 inches supports a smooth, assisted opening that suits regular use. Three-way adjustability and the adjustable lift-assist feature work together so the door can be aligned and tuned to its actual size and weight. For projects needing a swing down solution that balances support, control, and post-install adjustment, this mechanism offers a targeted option.