Niteangel Wooden Branches, Natural Bird Perch for Cage, 11-5/6 inches Real wood design, create a jungle-style cage. Quickly dried material. Satisfy birds instinctual need to chew. Appropriate for Budgies, Conures, Caciques, Cockatiels, Parakeets, Cockatoos, and other similar sized birds. The kit includes a metal bolt a wing nut fastener, easy to attach to the cage and keep stable.