Adjustable Height: 15″ to 21-1/2″ High-strength anodized aluminum post. Diameter 2-7/8″. 9″ round anodized base. Adjusts in 1″ increments. Proprietary posi-lock system. Use with Trac-LockT slide or swivel (Sold Separately). ABYC Class: (AD) H-31 Driver.
