The RPA is the top-selling projector mount in the industry! More RPA Series Mounts are installed in offices, schools and homes than any other mount. Features: Independent roll, pitch and yaw for quick and precise projector registration Quick connect/disconnect for convenient lamp and filter access on most projectors Maintains registration when disconnected and doesn't affect preset adjustments All-Points Security exclusive steel-into-steel locking hardware at all key connection points to protect...