4PCS Spring Door Stoppers for Wall - 4.33 Inch Door Stop for Bottom of Door, Aluminum Doorstops with Silicone Tip, Screw & Adhesive Installation, Gray 4 Gray is up for auction in Tools & Home Improvement. The current bid is $2.50, 87% below the $18.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.