<tr>
<td valign="top"><div align="center">25,4 × 3,30</div></td>
<td valign="top"><div align="center"><sup>1</sup>/<sub>2</sub> × <sup>1</sup>/<sub>8</sub></div></td>
<td valign="top"><div align="center"></div></td>
<td valign="top">Blockkette</td>
<tr>
<td valign="top"><div align="center">12,7 × 3,30</div></td>
<td valign="top"><div align="center"><sup>1 </sup>/<sub>2</sub> × <sup>1</sup>/<sub>8</sub></div></td>
<td valign="top"><div align="center">9,2</div></td>
<td valign="top">Normalrad</td>