BIRD TOY MANZANITA DWLS DISKS Large LIMITED QUANTITY. This 12 inch hanging beak tweaker, is mad of alternating 4 1/2 inch manzanita wooe sections (approximately 1 1/2 inch thick) and thick manzanita wood cross sections on a solid wire stringer with a metal lock ring for cage attachment and a cotton rope tail. Best for large and extra large birds.