Inner diameter 2.8mm-28mm aluminum alloy pigeon rings

The material is aluminum ring with color surface ,
The size we can supply  :
2MM ,2.5MM ,3MM, 3.5MM ,4MM, 4.5MM,  5MM , 5.5MM,  6MM , 7MM,  8MM,  9MM 10MM , 11MM,  12MM,  13MM,  14MM,  15MM,  16MM,  17MM,  18MM,  20MM,  22MM
Color :
orange ,gold , yellow ,green , red ,pink .purple , silvery black 
dark red ,dark green ,dark brown ,light brown ,light blue 
Surface :
we can mark the words or pattern in the surface as you need or not.
we also have aluminum tube for pigeon rings,that you can cut as you need ,

Packing for Aluminum tube/pipe:

Standard export packing, PVC protective film, plastic bag, wooden case/crate