<p>The invention relates to a self-locking bracket for fastening on U-shaped thin-walled profile and in particular for fastening on U-shaped side support of a motor vehicle radiator cooling core. The bracket has a form of a single-element shape and comprises elastic locking element (6), elastic abutting element (7) and a blocking element (8), for fixing the bracket position in mounting slots (12) parallel to the web surface of the side support, wherein the distance between the working edge of the locking element (6) and the working edge of the blocking element (8) is greater than the distance between the working edge of the locking element (6) and the working edge of the abutting element (7).
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