Described is an acetabular assembly comprising: an acetabular cup component (100) having an outer convex surface (104), an inner concave surface (106) defining a cup cavity, and a plurality of openings (116) that extend between the inner concave surface and the outer convex surface and that are configured to accommodate a fastener for attaching the acetabular cup component to an acetabulum of a patient； an insert bearing liner (200) defined by an inner concave surface (202) and an outer convex surface (206), and configured to be located at least partially within die cup cavity of the acetabular cup component； and a plurality of spacers (300) that are configured to be inserted into the plurality of openings in the acetabular cup component from the inner concave surface.
