Packaging & Delivery Packaging Details Rotary Dampers In Soft Close Toilet Seats Hinges Packages: 100pcs/bag, 27.65g/pcs 2.5bags/Small Carton Small Carton G.Weight: 7.3KG Carton Size: L22*W22*H18CM 10bags/Large Carton Large Carton G.Weight: 28KG Carton Size: L35*W35*H18CM Products Advantages: 1. Import the damping oil from Japan(Brand name: Shinetsu), make sure damping performance to be stable and long lifetime. 2. Our dampers lifecycles can reach 50,000 times(some models 30,000 times). 3. 100% torque inspection before shippment. 4. Free samples available(delivery fee chargeable). Speed Characteristics: Torque value is proportional to rotation speed. Temperature Characteristics: Torque value is inversely proportional to room temperature. About Instructions: Be Sure to Read Before Use! In order to use and handle the dampers in a safe and reliable manner, please read the preceding notes carefully. 1. Do not operate the machine when the damper is not properly fixed. 2. Do not use damper as a stopper. 3. Do not operate above the allowable torque, or on systems that close in less than 1 second using external forces. 4. Do not use the damper outside the temperature range. 5. If radial forces are added to the shaft, possible oil leaks, reduced torque, and breakage could occur.