| 摘要 |
This spacer device for a metal crash barrier 1 comprises, on its rear face, first mounting elements enabling it to be fixed to a crash barrier supporting post 2, on its front face 6 second mounting elements enabling a rail 4, 4% to be fixed, and at least third mounting elements 10 making it possible to fix additional members 14 such as a vertical screen 14 placed under the rail 4, 4% and intended for the safety of motorbike riders. <IMAGE>
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