The Fast Fit® Trellis Support System securely and easily attaches to your Fast Fit® tray stands. Made of the same great quality materials with heavy-duty steel that is powder-coated for durability. Each pole measures 4 ft in height and comes with six different hanging hook heights for maximum flexibility. Trellis netting can be secured horizontally or vertically. Four-pole works 2 x 4 and 4 x 4 tray stands. Six-pole works with 4 x 8 tray stands. Trellis netting not included.