| 摘要 |
A structural support for a bolt collar in an automotive vehicle main structural support is provided and includes a rear wall having a rounded portion, a pair of side walls extending substantially perpendicular from the rear wall and a base extending from a lower portion of the rear wall and from a lower portion of the rounded portion in a direction opposite to that of the pair of side walls. The rounded portion extends outwardly from the rear wall in the same direction as the base in an arc-like fashion and forms a recess on an inside surface of the rear wall. Further, the rounded portion extends approximately halfway up the rear wall from the base.
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