About this product

This floor spring has dimensions of 323.5mm*130mm*42mm and supports a maximum door width of 1200mm and a maximum door weight of 130kg. It has undergone 500,000 cycles of testing and features two-stage speed adjustment, mechanical hold open at 90 or 105 degrees, an inside pressure reducing valve to prevent damage, and special oil for operation in temperatures from -45 to 50 degrees Celsius.