10mm tubing x 8mm tubing union branch reducer push to connect fitting is used for in-line distribution of air to three smaller diameter tubing connections at a right angle to the supply line. 10mm O.D tubing x 8mm O.D tubing union branch connector reducer push to connect fitting is made of strong thermoplastic (PBT) and stainless steel tube gripping claw. 10mm O.D tubing x 8mm O.D tubing branch union reducer push to connect fittings enable quick tubing connection and disconnection.