Package quantity: you will receive 3 pieces of double ended bolt snap hooks and 3 pieces of O rings, which have large flexibility, easy to come and go, safe and convenient to use Brass material: the eye bolt snap and rings are made of quality and solid brass material, they will be nice to key rings or using these for a leash-to-collar connection Practical in use: the double ended design makes bolt snaps more versatile, and the spring loaded bolts provide secure closure and easy open thumb lever, bringing you a nice using experience Extensive usage: the double eye hook is suitable for using with rope, chain, straps, animal leashes, horse and other home, farm and recreational applications, also nice for gate latch, bucket hanger, hanging feed tubs and other uses Wide range of uses:These bolt snap hooks are suitable for work, home, farm, diving and other applications, meeting your different needs. Easy to use:You can open the brass snap clips with one hand, which is very easy and convenient to open or close, very suitable for uses. Size: 90 mm/ 3.5 inches in length O ring: 30mm / 1.18inch inner diameter size Colour:gold Material:brass Package Contents: 3 x Double end bolt snap hooks 3 x O rings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.