Size, #00, (O.D. 4 mm), (4.4cm), 1-3/4in
Size, #0, (O.D. 5 mm), (5cm), 2in
Size, #2, (O.D. 6 mm), (6.4cm), 2-1/2in
Size, #3, (O.D. 7 mm), (7cm), 2-3/4n
Size, #4, (O.D. 8 mm), (7.5cm), 3in
Size, #5, (O.D. 9 mm), (8.5cm), 3-3/8in
Size, #6, (O.D. 10 mm), (9cm), 3-1/2in
Size, #7 (O.D. 11mm), (9.5), 3-3/4in
Size, #8 (O.D. 11m), (9.5), 4in
Size, #9 (O.D. 13mm), (10.5), 4-1/8in
Size, #10, (O.D. 14mm), (10.5cm), 4-1/8in
Size, #12, (O.D. 16mm), (2.4cm), 2-1/2in
This trachea tube is stainless, size 1, and 2.25in. It has specs of: O ...