Durable and reliable polyurethane tubing from SMC, designed for pneumatic applications. This blue tubing offers a 4mm outer diameter and comes in a convenient 33-meter length, providing ample material for various installations. Its high-quality construction ensures consistent performance in demanding environments.This product is a blue polyurethane tube with a 4mm outer diameter and a length of 33 meters. It is part of the TU series of polyurethane tubing from SMC.