Thumb Score: +9 Amazon [amazon.com] has 51" Weber Premium Grill Cover for Spirit & Spirit II 300 Series Grills (Black) for $26.97. Shipping is free with Prime or on $35+ orders. Price: $69.02 lower (72% savings) than the list price of $95.99 $62.51 lower (70% savings) than the previous price of $89.48 *Previous Frontpage Deal at $28.95 with +35 Deal Score and 26 comments.