SIZE 3.0MX8K AUTIMATICIAL SPRING SYSTEM UMB
SHAFT ALUM SHAFT :48MM
RIB  METAL RIBS:L2x18MM ,6PCS CURVE ALUM RIBS
COVER FABRIC 180GSM POLYSTER COVER WITH PA  COATING
BASE T SHAPE BASE
PACKING 1PCS/CTN,WITH WHITE BOX WITH COLOUR LABEL