Gas Strut Lift Support: Supports lids opening to a maximum angle of 100 degrees. Enables soft opening and closing, ideal for keeping lids open safely. Stable and rust-resistant: constructed with copper core and zinc plating to resist corrosion over time. Install using the nail plate and insert the ball into the plastic hole. The metal clip can be removed with a screwdriver or screw when not in use. Pressure: 120N/26lb/12KG (per strut). Length (center to center of holes): 9-11/16 inches. Stroke: 3-14/25 inches. Distance between ball mounts when compressed: 6-1/8 inches. Suitable for heavier kitchen cabinets, bedroom trunks, toy boxes, storage compartments under window bench seats, and folding tables in RVs. Soft open/close function provides safe operation, especially ideal for toy boxes in children's rooms. Prevents lids from slamming shut, reducing risk of injury. Product Specifications: Pressure: 120N/26lb/12KG (per strut) Color: Silver Material: Copper core, zinc plating, ABS head Total length: 10.6 inches (270mm) Stroke: 3.3 inches (85mm) Shaft length: Approx. 9.65 inches (245mm) Shaft diameter: Approx. 0.59 inches (15mm) Open angle: 80–100 degrees Package includes: 2 x 120N Gas Spring Hinges, fixing screws, installation instructions.