The RSA ceiling projector mount offers a compact design for smaller projectors with all the same great features as the standard RPA Series. Compact design is smaller than the RPA by 1/3 and includes the same great features Independent roll pitch and yaw for quick and precise projector registration Quick connect/disconnect with convenient lamp and filter access on most projectors Disconnecting maintains registration and doesn't affect preset adjustments AllPoints Security steelintosteel locking hardware at all connection points protects against theft Multiple installation options including: flush mount to ceiling use 0.25 threaded rods or use a 1.5 NPT column This product ships in approximately 1 days