Weber Spirit II 300 Gas Grill 51-in W x 42-in H Black Gas Grill Cover in the Grill Covers department at Lowes.com
Amazon.com : SunPatio BBQ Grill Cover 51 Inch, Outdoor Heavy Duty Waterproof Gas Barbecue Cover, Compatible for Weber Spirit 300 and Spirit Il 300 Series Grills, Compared to Weber 7139, 51" W
Royal Gourmet 51-Inch BBQ Grill Cover with Adjustable Straps UV Water Resistant | eBay
Amazon.com: SUPJOYES Gas Grill Cover for Weber Spirit II 310, 51 Inch BBQ Grill Cover, Heavy Duty Waterproof Barbecue Grill Covers : Everything Else