Rubber Designs Interlocking Outside Corner Ramp allows you to make perfect 90 degree angles without all the guess work. All accessories are 14" wide as opposed to our competitors 8" wide. Interlocking Outside Corner Ramps are easy to maintain, will not mold or mildew, and resists fading. Ramps are not only aesthetically pleasing, but also offer a simpler way to repair and maintain high traffic areas. Available in various EPDM and buffing top colors.