... Palm Trigger Hinges are simple to op Detailed Product Descriptionfiberglass ladder 1.thickness:1.3-1.5mm 2.max load:150kgs ... 3.high quality,reasonable price 4.safety to useFiberglass ladder multi-fold fiberglass ladder EN131Specification:1, extension length: 356m2, fold size: 95.5 ... : 92cm5, 20'/40'/40HQ: 288/588/686pcs EN 131 fiberglass multi-purpose ladder