Lavi industries an extraordinary value!! our basic retractable post includes a 4-way connection, black slow-retract belt, and rubberized base: premium features at a budget-friendly price. This strong and durable post is manufactured from solid steel and includes our premium internal 7′ belt mechanism. Shipped in 2 pieces post & base to keep freight costs low. Easily assembled with a simple twist of a key included. Once assembled, post becomes permanently affixed to base and should not be unassembled. Beltrac design uspto no. 2,472,720.