Heavy-Duty Friction Stays

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VT-358

VT-358

50kg; 88°; sash 400-600x400-1500mm; 30k+ cycles; wind 1500N; left/right universal

Catalog p.12 View details → Ask price →

VT-353C

VT-353C

60kg (200% of GB); 88°; C/K groove; 40k+ cycles; 4mm arm; silent damper; L/R

Catalog p.14 View details → Ask price →

VT-331C

VT-331C

70kg (230% GB); 88°; C groove; 50k+ cycles; 5mm arm; 800x2000mm sash

Catalog p.16 View details → Ask price →

VT-331B

VT-331B

SUS304; 13.5mm groove (VT-331B-13.5); 88°; 70k+ cycles; test sash 850x2000; dual 5.0 + triple windproof

Catalog p.19 View details → Ask price →

VT-335B

VT-335B

SUS304; 23mm groove (VT-335B-23); 88°; 70k+ cycles; test sash 850x2000

Catalog p.19 View details → Ask price →

VT-332

VT-332

SUS304; 13.5mm groove (VT-332-22); 88°; 70k+ cycles; 100kg+ wind; test sash 850x2000

Catalog p.21 View details → Ask price →

VT-353A

VT-353A

SUS304; 13.5/23 variants; 88°; 70k+; 150kg+; windproof patent; 850x2000

Catalog p.29 View details → Ask price →

VT-355

VT-355

All-steel internal adjustable; 13.5/23 variants; 88°; 70k+; casement door/window; L/R; 750x1800

Catalog p.34 View details → Ask price →

VT-336

VT-336

Dust-proof heavy hinge; 13.5/23 variants; 88°; 30k+; 750x1800

Catalog p.35 View details → Ask price →

VT-331B / VT-335B

VT-331B / VT-335B Heavy-Duty Hinge Family

A SUS304 hinge family for 23 mm and 13.5 mm groove systems.

Full product details → Ask price →

VT-353A

VT-353A Heavy-Duty Hinge

A SUS304 hinge with a higher catalogue load reference for compatible door and window systems.

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Model lists are transcribed from the reviewed supplier catalogs; specifications and certification documents are re-confirmed per order. Entries without photos are quoted with catalog pages on request.