링 사이즈
| 사이즈 | 새의 종 | |
|---|---|---|
| A | 2.2mm | Double-Barred (Bicheno) Finch, Orange-Cheeked, Gold-Breasted and Red-Eared Waxbills. |
| B | 2.3mm | Cordon Bleu, Fire Finch, Lavender Finch. |
| C | 2.55mm | Gouldian Finch and other similar small Foreign Finches, Green Singing Finch, Silverbills, Star Finch, Hecks Grass Finch, Parrot Finches, Cherry Finch, Painted Finch. |
| D | 2.75mm | Zebra Finch, Pictorella, Chestnut-Breasted Finch, Yellow-Rumped Finches. |
| E | 2.95mm | Bengalese Finch, Cut-Throats. |
| F | 2.95mm | Gloster, Fife, Miniature and Irish Fancy Canaries, Nuns, Diamond Firetail (Diamond Sparrow). |
| G | 3.2mm | Border, Red Factor, Lizard and Roller Canaries, Red-Faced Pytilia. |
| J | 3.4mm | Yorkshire, Norwich and Crested Canaries, Pekin Robin, Parisien Frill Canary. |
| K | 3.5mm | Java Sparrow, Diamond Dove, Madagascar Lovebird. |
| L | 4.3mm | Budgerigar, Grass Parakeets including Bourkes, Turquoisines, Splendids, Elegants and Bluewings, Indian Shama, Chinese Painted Quail. |
| M | 4.4mm | Lovebirds (except Madagascar), Stanley Rosella, Lineolated Parakeet, Kakarikis, Manycolours, Yellow-fronted and Redfronted New Zealand Parakeets. |
| N | 5.35mm | Mealies, Pileated, Redrumps, Cockatiel (Normal Grey). |
| P | 6.1mm | Cockatiels (Colour Mutation), Gold-Mantled Rosellas, Port Lincolns, Barrabands, Princess-of-Wales, Barnards, Cloncurries, Pennants. |
| R | 7.1mm | Rock Pebblers, Crimson Wings, Plumheads, Quail (Japanese & Coturnix), Dove, Tippler/Tumbler Pigeons. |
| S | 7.6mm | Indian Ringnecks, Homing Pigeons. |
| T | 8.7mm | Roseate Cockatoo, Alexandrine Parakeet, Golden Conure. |
| U | 9.5mm | Citron-Crested Cockatoo, Goffin's Cockatoo, Lesser Sulphur Crested Cockatoo. |
| V | 11.0mm | African Grey Parrot, Eclectus Parrot, Medium Sulphur Crested Cockatoo. |
| W | 12.7mm | Blue & Gold Macaw, Umbrella Cockatoo, Greater Sulphur Crested Cockatoo. |
| X | 14.3mm | Green-Winged Macaw |