Philips 540-009 TightRail Mini Rotating Dilator Sheath, 9 Fr X 6.1 in / 15.5 cm Size, Device Inner Diameter 9.2F / 0.119" / 3.0 mm, Outer Diameter 15.9F / 0.207" / 5.3 mm, Outer Sheath Inner Diameter 16.6F / 0.216" / 5.5 mm. Box of 01