Peerless-AV IWB600-UNIV Wall Mount Type: Wall Mount Compatibility: Marsh PR4050000 77 Marsh Board Interwrite 1277 77 Dual Board SMART Board Interactive White Board: SB660 SB680 Hitachi Starboard: DUO 63 DUO 77 TRIO 77 DUO 88 Promethean ActivBoard Interactive Board: 164 178 378 PRO 387 PRO 395 PRO Specifications: Maximum Load Capacity: 70.00 lb Height: 48.0 Width: 6.0 Depth: 5.8 Weight (Approximate): 17.00 lb Package Contents: Wall Brackets Vertical Rails Whiteboard Attaching Hardware 2 x Top Vertical Support 2 x Bottom Vertical Support 4 x Support Bracket 2 x Top Depth Adjusting Bracket 2 x Bottom Depth Adjusting Bracket Mounting Hardware