Duo Tubing Pun-H-4X0, 75-Duo Approved for Use In Food Processing (Hydrolysis Resistant) Outside Diameter=4 Mm, Bending Radius Relevant for Flow Rate=16 Mm, Inside Diameter=2, 6 Mm, Min. Bending Radius=8 Mm, Tubing Characteristics=Suitable for Energy Chains In Applications with High Cycle Rates