1100360 Tru-Lock 1000 Swivel Slide Base This innovative swivel slide base features a spacious platform measuring 7-1/4" x 13" x 3-1/2", providing a large pivot area for enhanced stability. It allows for 5-1/4" fore and aft travel with 8 locking positions for versatile positioning. The installation process is straightforward, with a separate lower mounting plate for easy removal. The base rotates 360 degrees, and the pivot handle moves seamlessly with the chair. It supports various mounting patterns incl

<p><strong>Tru-Lock 1000 Swivel Slide Base</strong></p><p>This innovative swivel slide base features a spacious platform measuring 7-1/4&quot; x 13&quot; x 3-1/2&quot;, providing a large pivot area for enhanced stability. It allows for 5-1/4&quot; fore and aft travel with 8 locking positions for versatile positioning. The installation process is straightforward, with a separate lower mounting plate for easy removal. The base rotates 360 degrees, and the pivot handle moves seamlessly with the chair. It supports various mounting patterns including 4&quot; x 5-5/8&quot;, 5&quot; x 5&quot;, and 5&quot; x 12&quot;.</p>