&lt;h4&gt;Pair of sliding screen clamps for use with PMVTROLLEYXL &amp; PMVSTAND&lt;/h4&gt;&lt;p&gt;Allow a second TV bracket to be installed on the PMVTROLLEYXL&lt;br /&gt;One screen above the other on the front side of the trolley only.&lt;br /&gt; &lt;br /&gt;Allow a third and/forth bracket to be installed on the PMVSTAND&lt;br /&gt;A screen above or below on either side of the stand.&lt;br /&gt; &lt;br /&gt;One set (pair) of PMVTROLLEYXLSC required per additional bracket to be installed.&lt;br /&gt; &lt;br /&gt;All PMVmounts products are designed and manufactured in the UK from the highest quality British materials.&lt;/p&gt;&lt;table class=features&gt;&lt;thead&gt;&lt;tr&gt;&lt;th colspan=2&gt;Features&lt;/th&gt;&lt;/tr&gt;&lt;/thead&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td class=feature&gt;Bracket Type&lt;/td&gt;&lt;td&gt;Accessory  &lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td class=feature&gt;Colour&lt;/td&gt;&lt;td&gt;Silver  &lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;