These replacement fittings are the same as supplied with Lifeline plumbed in fire extinguisher systems and are ideal to keep as a spare. The fittings screw into the fire extinguisher outlet and accept push fit semi rigid alloy tube. A release collar on the fitting allows the tube to easily be removed for servicing purposes.Direct replacement part for Lifeline fire extinguishersOptions available for 6mm, 8mm or 10mm extinguisher tubingIdeal to keep as a spareThe fittings are available to suit 6mm, 8mm, or 10mm size tube and have options of 1/4" BSP or 1/8" BSP threads to suit different extinguisher types.