Simply add or release tension with the turn of a knob to preserve your banner while in transit. Easily adjust the height of the retractable banner using the twist lock telescoping pole. Banner connects with internal snap rail for convenient graphic changes. Features a wide, fold-out aluminum base for superior stabilityRelease tension with the touch of a button to prevent damage during travelBase snap rail for simple graphic changes4-part telescoping pole provides quick assembly and adjustable banner heightsBase folds for easy storageLifetime Warranty on Hardware