General description D-Ring tie downs are made of high-strength galvanized solid steel, designed for strength and longevity. Each ring can support a load of up to 1200 pounds (approximately 580 kg), making them ideal for securing various items. Technical specifications Material: Galvanized solid steel Load capacity: 1200 pounds (580 kg) per ring Mounting hole size: 9/32 inches Recommended bolt diameter: 1/4 inches Installation Comes with mounting brackets (bolts not included) Recommended installation with 1/4 inch diameter round bolts Usage D-Ring anchors are versatile and can be used for: Securing kayaks, ATVs, and other power sports equipment Holding bicycles, refrigerators, and similar appliances Shipping and moving boxes Camping equipment As anchor points for ropes, bungee cords, and straps