IFS-8400B door spring/floor spring/floor hinge

Floor spring feature Closing and latching speed adjustable Suitable for steel door, glass door and heavy door Guarantee: 3 years Back check function (Optional) Hold open function (Optional) Offset arm accessories (Optional) Double swing floor spring   The newly developed 8400 floor spring was specifically further developed in order to accommodate heavy single leaf swing and double action doors with maximum leaf weights of up to 120-150 kg. The floor spring series versatility and robust nature of the 8400 means that it is ideal for use in areas that are used frequently, for example, office complexes and house entrances. Reinforced, high-quality cover plates and door hardware accessories ensure that it will still look fantastic even after many years of use.     Door weight capacity:120-150KG Door width:1200*2300mm Color:any clor for body Double cylnder Box size：302x110x44mm Cover plate size：130x270mm Two speed adjustable Warranty:3years OEM&ODM:Over 1000pcs &…