Detailed Product Description

Features:
1)  Applied to door of size 1,000 x 2,200mm with weight below 150kg
2) Forged by CR-MO alloy steel, safe to use between -20° and 40°
3) Perfect pointing capability makes sure the product always point at 0°
whatever its force orientates, when you turn the door to 90°, it will
automatically point to the fitting position
4) The open-door moment is 40nm, close-door moment 26nm, and above 25nm
at 5°
5) It works 300,000 times, and its quality reaches the universal technique
standard, approved by National Technique Department