30mm Telescoping Support BraceThe Telescoping Support Brace provides added stability and support for our Universal Vehicle Laptop Mount when needed. The brace can be mounted several different ways, either to another seat bolt or to any hard stable surface using a 3M Dual Lock Fastener. More than one brace can be used with the laptop mount if desired. The brace utilizes an easy “Twist Lock Mechanism” to lock the telescoping tubes in place after installation. The brace is easy to install and is a great additional accessory to the popular Vehicle Laptop Mount, part #LTM-MS-525. Features:Provides Extra Support for the Universal Vehicle Laptop MountEasy Twist Lock MechanismTelescoping Tubes Extend From 15″ to 24″Mounts To Adjacent Seat Bolt Or Any Hard Surface Using a 3M Dual Lock FastenerOne Year Warranty