The ACC 570 Round Ceiling Plate is compatible with all Peerlessr projector mounts. The Round Ceiling Plate is also compatible with many Peerless small to medium size TV mounts (see maximum load warning).Features:

• Mounts to wood joist or structural ceiling (requires concrete anchor ACC203, sold separately)
• Features cord management access hole
• Unit has 1 1/2" 11.5 NPT fitting for attachment of extension column