Enraged Rabbit
ECAS04 PTFE Connector. Must be assembled by pushing the blue part into the grey part - parallel pliers are the easiest way to do it. Avoid using your fingers ;)
PC4-M6 PTFE Coupler for the ERCF toolhead sensor body. The PTFE tube is pushed through the coupler and is held in place by the plastic part.Includes the retainer clip!