SL211 series aoto door spring,elegant in appearance,suitable for automatic door,adjustable cloar, colar can be selecte.

1. All door spring have been tested strickly in accordance with safety standard.2. Filled with antifreezing hydraulic oil, ensuring smooth operation in different temperature.3. Door opening angle up to 130 degrees.4. 90 degrees hold-open or non hold-open optional.5. Adjustable valves for 130 to 25 degrees sweep speed and 25 to 0 degree latch speed.6. Suitable for single or double action doors.7. Adjustable pivot for simple installation and accurate adjustment.

Products Data:

Door size(mm)	1000*2100mm
Max. Door Weight(kg)	120kg
Dimension of  appearance(mm)	289*124*54
Double action door	√
2 section speed adjustment valve	√
Application	all metal & glass door

SL211 series aoto door spring