Specifications

Material:SS304,SS302,SS202,SS201
Bar thickness:2.0/2.5/3.0
Track width:13.5/18/22mm
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Stainless steel square casement(heavy-duty)friction stay series

1. Material:SS304 .SS301 ,SS202  ,SS201 .
2. All rivet joints are spun-riveted with special nylon washers in between for extra smooth action
3. Be suitalbe for UPVC windows and ventilators.
4. Operates normally after 30000 times strict opened/closed.
5. It provides adequate friction at all opening angles.
6. Available for left and right hands.
7. All friction stays are tested to rigorous salt-pray test for protection against corrosive atmospheres.
8. Fine workmanship .Easy to install.
9. Reliability is our strong point..
10. The products are conformes to national technical standard QB/T3888-1999 for <Aluminum Alloy Stainless Steel Window Hinge>.