A straight connector (1), for hollow profiled elements (2) of spacer frames, mullions, or transoms for insulated glass panes, has several connector legs (6, 7) extending in various directions from a central connection point (9). The connector legs have retaining elements (18) for engaging on a hollow profiled element (2). The straight connector (1) has a base plate (10), with a top side with a raised support base (12) for the hollow profiled elements (2) and on both sides thereof on the connector legs (6, 7) the fin-like retaining elements (18) are arranged one after the other in a row. The support base (12) is arranged, in a longitudinal direction, in the center and has a center stop (8) for the hollow profiled elements to be put on, on both sides and which hollow profiled elements are supported at the joint (26) by the support base.