Image 1 of 6 Image 2 of 6 Image 3 of 6 Image 4 of 6 Image 5 of 6 Image 6 of 6 3.5" x 3.5" 90° Corner Gussets $3.50 3.5” x 3.5” 90° Corner Gussets, made from 3/16” mild steel.Sold individually Style: 2 hole Open Window Solid Web Open Web Bottle Opener Add To Cart Added! 3.5” x 3.5” 90° Corner Gussets, made from 3/16” mild steel.Sold individually