Gate hinge self-closing with stop/finish weldable

Gate hinge self-closing with stop function at 0°, 90°, -90° and end track function, for welding.closing speed and end track strength adjustable. Automatism from approx. 85°/-85° to 0°.Opening angle from 90° / -90° to 0°.Info: Protect welding bracket against corrosion afterwards!!!