This roof ladder hook features an upgraded design with multiple mounting holes, enabling it to adapt to different rung spacings. It is suitable for most styles of extension ladders, and can be easily installed on both round and D-shaped rungs, being compatible with various Little Giant ladders and other extension ladders. With a load-bearing capacity of up to 500 lbs., it uses thicker and stronger materials compared to older models. Each hook can support 250 lbs., and its anti-rust coating treatment extends its service life. The grip T-bar of the ladder hook is wrapped with rubber, which not only prevents wear and tear on the roof but also increases friction, providing more stable support. The unique universal wheel design makes it easier to move and position the hook on the roof. This roof ladder hook stabilizer is capable of handling various home repair projects, including roof repairs, painting, and building maintenance.