The Standard AV Full-Motion TV Wall Mount lets you enjoy a great picture no matter where you watch. - Extension 22in - Supports 42in - 90in and 56kg - Smooth motion Technology - Leveling adjustments - Fits wall studs 16in or 24in Works with 16in & 24in studs - Simple 3 step TV wall bracket install Simple 3-step install - Built in cable management conceals cables - Safety test and UL certified What's in the Box: - Main Product - Instruction Manual - Hardware kit