Eye ring expansion screws secure items to concrete, bricks, walls, masonry, and anchors. Widely used indoors and outdoors for purposes such as suspending heavy objects, home decor, engineering installations, securing fences, sandbags, hammocks, swings, installing air conditioners, reinforcing anti-theft doors and windows, etc.SpecificationColor: SilverMaterial: 304 Stainless SteelThread Size: M8Bolt Size: M8x90mmThread Length: 90 mm / 3.54 inchEye Ring Size: 33.6 x 20.5 mm / 1.32 x 0.81 inch (OD x ID)Total Length: 100 mm / 3.94 inchCasing size: 45 x 11.5 mm / 1.77 x 0.45 inchLoad capacity: 170 kg / 374.79 lbPunch Hole Length: 50 mm / 1.
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