The instant invention relates to an infinitely adjustable anchoring system for attaching structural members to a support member. The system comprises a continuous, elongated, removable retaining track secured to the outer surface of a support member and configured to receive at least one adjustable connector plate therein. The adjustable connector plates are capable of attaching to structural members having various dimensions and pitches relative to the track. The invention includes a reusable centering bracket assembly used to install a retaining track assembly along an upper portion of a support member.