Designed to ceiling mount screens up to 70kg, the BT8427 features a push button adjustable drop of 572mm - 972mm with a safety bolt supplied for a secure installation and utilises an easy tilt mechanism for the perfect view. Levelling screws are included on the interface arms to finely adjust the screen height and locking screws help prevent unauthorised removal of the screen. Cover plates are supplied for a neat and tidy installation.