Size #229-020-RAL 2.0 mm Inside / 3.0 mm Outside Diameter Size #229-025-RAL 2.5 mm Inside / 3.5 mm Outside Diameter Size #229-030-RAL 3.0 mm Inside / 4.0 mm Outside Diameter Size #229-035-RAL 3.5 mm Inside / 4.5 mm Outside Diameter Size #229-040-RAL 4.0 mm Inside / 5.0 mm Outside Diameter Size #229-045-RAL 4.5 mm Inside / 5.5 mm Outside Diameter Size #229-050-RAL 5.0 mm Inside / 6.0 mm Outside Diameter Size #229-055-RAL 5.5 mm Inside / 6.5 mm Outside Diameter Size #229-060-RAL 6.0 mm Inside / 7.0 mm Outside Diameter Size #229-065-RAL 6.5 mm Inside / 7.5 mm Outside Diameter Size #229-070-RAL 7.0 mm Inside / 8.0 mm Outside Diameter Size #229-075-RAL 7.5 mm Inside / 8.5 mm Outside Diameter Size #229-080-RAL 8.0 mm Inside / 9.0 mm Outside Diameter Size #229-085-RAL 8.5 mm Inside / 9.5 mm Outside Diameter Size #229-090-RAL 9.0 mm Inside / 10.0 mm Outside Diameter Size #229-095-RAL 9.5 mm Inside / 10.5 mm Outside Diameter Size #229-100-RAL 10.0 mm Inside / 11.0 mm Outside Diameter Size #229-105-RAL 10.5 mm Inside / 11.5 mm Outside Diameter Size #229-110-RAL 11.0 mm Inside / 12.0 mm Outside Diameter Size #229-115-RAL 11.5 mm Inside / 12.5 mm Outside Diameter Size #229-120-RAL 12.0 mm Inside / 13.0 mm Outside Diameter