floor spring, floor hinge, door closer 1) 500,000 times open/close tests. 2)Capacity weight :85-150kg 3)Closing force:38Nm

floor spring, floor hinge, ground spring, door closer1) 500,000 times open/close tests. 2)Capacity weight 85-150kg3)Closing force:38Nm 

5)Max open angle: 116°

6)Exact stop: 90°

8)Backcheck control area: 116°-90°, 30°-0°

9)  MAB Head can be used

Floor spring