If you are designing and manufacturing your own panels, consider our extended length Nickel plated steel peg suited for all materials including wood, acrylic and steel sheets and any rack cabinet or case with semi solid material. This extended length model is perfect for displaying any eyewear piece on a hard surface. Total Length: 3 ½" - Usable Length: 3 1/8" - Diameter: 5/16" - Thread Length: 3/8" - Available in bags of 50.