&lt;p&gt;The BT7841 ?50mm Accessory Collar is a core component of the &amp;#039;System 2&amp;#039; range and is designed to attach a variety of different mounts and accessories onto B-Tech poles. The 2-piece split design makes installation quick and simple and also allows accessories to be retro-fitted to existing installations without the need to disassemble anything. Finished installations look neat and tidy thanks to plastic cover plates which are included as standard.&lt;br /&gt;&lt;br /&gt;&lt;strong&gt; FEATURES &lt;/strong&gt; &lt;br /&gt;&amp;bull; Allows a wide range of mounts and accessories to be fitted to System 2 poles&lt;br /&gt;&amp;bull; Ideal for multi-screen installations onto poles using B-Tech&amp;#039;s System X Range&lt;br /&gt;&amp;bull; 2-piece split design for easy installation and for retro-fitting to existing installs&lt;br /&gt;&amp;bull; Dual fixing points allow back-to-back installations onto a single collar&lt;br /&gt;&amp;bull; 2-piece clamping method prevents installations from marking poles&lt;br /&gt;&amp;bull; Supplied with cover plates for a neat and tidy finish*&lt;br /&gt;&amp;bull; All mounting hardware included&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;Chrome  &lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;