[Material]Made of premium quality zinc alloy with maximum corrosion resistance and durability the lid stay hinges high performance: Max-weight 40 lbs when use 2 pcs(up to 20lbs - 1 Lid Stay) [ LID SUPPORT HINGE]each lid stay can be used for right or left hand mounting,holds the door at any angle you want,upward door open adjustable angle of 75°,90°,110°,self adjust, easy to use. [Adjustable for different weights]With wrench included in the package, the support hinges are fully adjustable for different weight by turning the screw in the middle of the arms to set up appropriate pressure so that the lid can be slided down gently without smashing fingers. (in most cases,turn right to increase load capacity) [Multipurpose Lid Support Hinge]These elegant form of support hinges are well made and designed to support the lids of small box, such as ,cabinet,closet,wardrobe lids,The arm with graceful body curve adds classic luxury to your furniture. CONDITIONED SOFT CLOSING - keeping two soft