| 摘要 |
<p>The quick-fixing element (10) has a holder (12) with resting region (14) and a region (16) for the insertion of the rail. A closing element (18) can be moved and locked, leaving the holder able to turn. The holder has at least one radial clamping element (20) which can be clamped against both slot flanks in pre-assembly condition.</p> |
