The package includes One 1 3/4' W x 48' H (4 FT) T-Post Connector. Use GOF T-Post Connector to combine partition panels *Sold Separately* at a 90° angle, creating versatile T-shaped layouts for your office. T-Post is a 3-way connector, which needs at least 3 panels to create a T-shaped workspace. GOF Connectors are compatible with only GOF partition products for a perfect fit and secure connection. Material: Steel & Aluminum