• Suitable for wooden,glass and aluminium etc. all kinds of door.
• Max. opening angle in each direction:116°.
• Controllable closing angle:90°-25°-0°.
• Inside the frame:High can be adjusted within 4mm, Width can be adjusted with 5mm between left and right,length can be adjusted within 12mm.
• Opening of stopping position:90°.
• It operates normally from -30° to 45°.
• Pass the quality test of 500,000 cycle.