[Material and Design]:This lid support hinge is made of thickened zinc alloy,ensuring its durability and longevity.It features a pure mechanical structure that is more durable and than pneumatic ones [Adjustable Strength]:The product comes with hex key,allowing you to adjust the tension of the stop at will to increase or decrease the force according to your own or family habits.Turn clockwise to tighten,counterclockwise to loosen [Easy Installation]:The package includes two support rods ( for left and for right),12 screws,and hex key,no need for additional purchases.It also features an adjustable hole position on the thickened base plate for easy installation [Versatile Use]:Suitable for high cabinets,hanging cabinets,cupboards,tatami mats,and various types of drop down door installations.It can bear weight from 0.5~5.5 kg with door height between 25~60 cm [Convenient Functionality]:Once opened to a certain angle,it can stay suspended making it convenient for family members to retrieve items from the cabinet, Weight: 0.8046872563 pounds, Manufacturer: AMSLSIU