Designed to ceiling mount screens up to 50 kg, the BT8426 features an adjustable drop of 663 mm to 943 mm in increments of 25 mm. The mount uses B-Tech's unique 'Torsion-Tilt' mechanism for easy tilt up to +/- 15°. Leveling screws are included on the interface arms to finely adjust the screen height, and locking screws help prevent unauthorized removal of the screen. Cover plates are supplied for a neat and tidy installation.