<p>The jib (10) has a profile pipe (12) including a locking place (14) with a recess (22). A bolt area is reinforced by laminations (16, 18). The reinforced laminations are glued within an area of the locking place to the profile pipe. The laminations are circular and reinforce the locking place. A recess receives bolts and is arranged in the center. The recess (22) is dimensioned in the profile pipe in such a manner that it accommodates a projection (26) of the laminations. The laminations include a recess (24) that congruently winds up with the recess (22).</p>
