About this item High Quality: Made of heavy-duty zinc alloy, the cabinet hinge perfectly prevents the surface of the hinges from being damaged by air oxidation. Rust-proof and corrosion-resistant, High-quality durable material guarantees you a long service time. Adjustable Intensity: The support hinges are fully adjustable for different weights by turning the screw in the middle of the arms to adjust the appropriate pressure. Adjustable Angle: Each flap stay can be used for left- or right-handed users, cabinet door opening angle is variable in 360. Easy Installation: Holds the door in any open position. With the included Allen key and screws, the lid stop hinges are infinitely adjustable for different weights by turning the screw in the middle of the arm to set the right friction pressure to keep the lid from falling off when closing. Widely used: Flap stays can be widely used on furniture door, kitchen cabinet door, toy box, closet, cupboard door, wooden storage box, etc.