This Gate Closers are stainless steel automatic gate closers for use on commercial or residential gates. Unlike normal closing springs, the TB Series does not slam gates shut rather it firmly pushes the gate closed, making it ideal for use with security locks and other latching devices. The closing speed is pre-set to provide a controlled close of approximately 6 seconds, depending on the weight of the gate and quality of the hinges.Features. Closes large and small gates up to 250 lbs. depending on the model easily and gently.. Made of stainless steel.. Hydraulic/Nitrogen Gas controlled closing speed.. Installs on side, top, middle or bottom of right or left hand gates.. Mounts on opening side of gate, pushing the gate closed.. Maximum opening angle of 110 degrees it recommends use of a mechanical stop to restrict opening angle.. Mounting brackets and fitting bar included.. The TB200-SS/400-SS/600-SS are not compatible with gates less than 30 inches wide.Specifications. Max. Gate Weight - 150-250 lbs.. Max. Gate Width - 44-72 in.. Max. Opening Angle - 110 degrees.. Type of Gate Material - Vinyl, Steel, Wood.. Closing/Latch Method - Hydraulic/Nitrogen Gas.. Material - Stainless Steel.. Color - Stainless Steel.. Hinge Arrangements - In-line or Offset.. Opening Pressure - Appx. 8-18 lbs.