General description The 6 pieces of locking ring mounting rings and 12 screws are designed for securing loads in boats, trailers, and car boats. Made from high-strength galvanized steel, these D-rings offer excellent anti-rust properties, durability, and a long service life. Each D-ring tie down has a breaking strength of 1,200 pounds, making them reliable for various applications. Technical specifications Breaking strength per D-ring: 1,200 pounds Mounting bracket size: 5.4 x 2 x 0.26 cm D-ring size: 4.6 x 3.7 x 0.6 cm Screw size: 0.16 cm Hole above the bracket: 0.65 cm Compatibility and accessories Package includes 6 D-rings, 6 mounting brackets, and 12 screws Installation Requires two 1/4" diameter screws for installation Can be easily attached to metal or wood floors using basic hardware Usage Suitable for securing loads in trucks, kayaks, ATVs, and RVs Can be used indoors and outdoors for sling trainers, hammocks, awnings, refrigerators, camping equipment, etc.