4x Trimco 1270WX Convex Wall Bumper Door Stop US32D Satin Stainless Steel ѷ. 4x Trimco 1270WX Convex Wrought Wall Bumper Wall Door Stop US32D US26D – 2-1/8″ x 1-1/16″ ᵱ. The product is a set of 4 Trimco 1270WX Convex Satin Stainless Steel Door Stop Wall Bumper US32D.