An implant (1200) comprises an elongated plate (1110) having a first major face (111) and at least one locking screw hole (114), to receive a locking fastener (115) oriented normal to the major face. The elongated plate has a wall (540) with a flat surface (542) normal to the first major face. A non-locking screw hole (126) is located between the locking screw hole and the wall. The non-locking screw hole is configured to receive a non-locking fastener (127) oriented at an acute angle relative to the locking fastener.