【Precise Hook Dimensions】This window pole opener features a 22mm/0.87" hook opening and 32mm/1.26" inner diameter, compatible with most standard skylight sizes. Please measure your dimensions before purchasing. 【Wide Application】The skylight pole opener is widely applicable to various window types including sash windows with top control rods, roof windows, casement windows, skylights, and louvered windows. 【Five-Section Pole】The window opening tool adopts a five-section pole design, allowing free adjustment of product length according to the distance from floor to skylight. 【Unique Hook Design】The hook features a sturdy triangular structure for enhanced stability, specifically designed for vertical and horizontal sliding windows. 【Stainless Steel Construction】The window opening pole is made from stainless steel—lightweight, rust-resistant, and robust., Manufacturer: LuLobtg