The 6000: RallyLine™ Scholstic One-Court Volleyball Systemis both durable and economically designed for any sized budget. This single aluminum volleyball system offers the most complete line of net sports. Easy to use slide collars let the net be infinitely raised and lowered from men’s height to tennis and anywhere inbetween within a matter of minutes. The unique pin-lock mechanism allows posts to adjust to men’s (7’ 11 ⅝”), Women’s (7’ 4 ⅛”), and Junior’s (7’). The 3 ½” O.D. lightweight but high strength aluminum post with anodized finish is designed for the facility requiring a product that will withstand constant abuse and always provide dependable performance. Bottoms of the uprights feature adjustable non-marking pads. Meeting the US VBA, NCAA, and NFHS competition specifications.10-year limited warranty on uprights. 3-year limited warranty on winch assembly, floor sleeves and covers.