The plastics mould shell anchor (1), for a concrete pouring mould, has a holder for the reinforcement rods and the like as two holding surfaces (8) at right angles to each other. Each has an opening (9) for the rods to be inserted in a vertical or horizontal array. An angle piece (7) with the two holding surfaces gives the mounting at the shell anchor. The angle piece may have adjustable slits in it's longitudinal direction at the shell anchor. The position of the reinforcing plane of the shell plates (3) may be adjustable.
