A receptacle section for an aerosol provision article, arranged for receiving an element for modifying a property of aerosol passing through said element received in the receptacle section in use. The receptacle section having a configuration defining a flow path for said aerosol to flow through the receptacle section. The receptacle section including a first portion and a second portion moveable, the second portion being slidably mounted to the first portion. The receptacle section being arranged to allow at least one of insertion or removal of the element into or from the receptacle section in a direction substantially perpendicular to the longitudinal axis of the receptacle section.