Hammocks features: Safety rotational device hanging accessory for web tree swing, aerial dance, children's swing spinner hanger(01) Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. Colour:01 HIGH QUALITY MATERIAL -- Made of 7075 aviation aluminum alloy, our swing swivel features high strength, great portability and excellent durability. Processed by professional anodized surface treatment with smooth appearance, the safety rotational device will not be easily oxidized and corroded to provides you longer service period INDUSTRIAL-GRADE SWIVEL -- The rotator swing swivel provides unrestricted movement with smooth swivel action, no any friction and noise. 360 ° frictionless rotation, it can be used with static and dynamic ropes placed between a load and either rope or cable, or works with any swing SAFE & DURABLE -- Breaking Strength: 30kN (3000 kg). There are bearings inside the rotary connector, can effectively prevent the rope from twisting and knotting. It is lightweight and easy to carry, provides convenience for your trip to climbing, yoga swings, hammock swings and other indoor or outdoor activities EXTENSIVE APPLICATIONS -- Our swing spinner hook aims to accompany you for sports adventures, works well in rock climbing, swing setting, yoga swings, exploration, aerial work, rescue, and other work. Also it is popular for all kids for rigging and hanging, such as hanging swings, tree swing or anywhere need to be suspended.