Outer diameter

•  18 mm (1)
•  20 mm (2)
•  21 mm (1)
•  22 mm (1)

Inner diameter

•  4 mm (2)
•  6 mm (2)
•  7 mm (1)
•  8 mm (2)
•  10 mm (2)
•  12 mm (2)
•  13 mm (1)
•  14 mm (8)
•  16 mm (2)
•  18 mm (2)
•  19mm (1)
•  20 mm (1)
•  23 mm (6)
•  28 mm (1)

Wall thickness

•  0.5 mm (1)
•  1 mm (3)
•  2 mm (2)