Application: WALI projector screen ceiling mount fits most manual or spectrum projector screen on the market. Support maximum loading weight up to 66lbs/30kg Quality: This projector screen bracket is made of high-quality steel 6 inches/15 cm L-shape bracket will successfully hold your screen and allow the projector screen away from the wall Adjustment: Adjustable projector screen hanging hooks to securely hold your screen 4 cm to 12 cm from the wall. Allowing for corner, chalkboard or television clearance and eliminating the keystone effect Environment: Securely mount to wood stud, drywall, brick or concrete walls Package Includes: WALI Projector Screen 6” L-Brackets (Black) x 2, Mounting Hardware Kit x 1, User Manual x 1, experienced and friendly US based customer support available to assist 7 days a week