Item No: 00-0500 Brand: LippertMfg No: V000251477Wt: 55.50UPC: 848150019028
It is made of anti-scuff/ anti-mildew fabric and has black castings. It automatically extends or retracts with the slide-out and extends up to 50 inch. It is used for 170 to 175-3/4 inch width box.