Use the hydraulic gas struts to open the lid and work perfectly to hold the lid. Some items require two hands to store, and it's extremely difficult when only one hand is needed to hold the door. You can easily lift the lid by yourself and hold it while storing or taking something from the cabinet. Use gas struts for large toy boxes to prevent the lid from falling and trapping people's hands, making the lids open and close very easily. Due to the strong connection between the two arms, the soft-closing action works perfectly to prevent it from slamming and protect children's safety. It slows down the descent enough to avoid crushing little fingers. The furniture gas strut is suitable for lids or doors weighing between 17 lbs and 25 lbs. Extended length: 7.95 inches (265 mm); Compressed length: 4.35 inches (145 mm). The pressure support of each spring can reach 100N (10kg). Please note: Not suitable for steel or heavy tool holders. Easy to install cabinet door hinges. Using the