Features: Premium stainless steel ceiling hook offer superior rusts resistance and heavy type load capacity for secure indoor/outdoor installations. Welded base structure with pre installed expansion bolts ensures vibrations proof stability on concrete ceilings/wall. Essential for fitness trainers, cargo handlers, and homeowners requiring reliability overhead anchoring solution. Safely supports aerials swing, cargo pulley systems, and patio hammocks in garages, gyms, or backyard setups. Complete set with corrosions resistant finish withstands weather while maintaining 500lb+ weight tolerance. Specifications: Dimension:89mm/3.5in Component:stainless steel Package Includes: 2pcs Stainless Steel Ceiling Hook note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.