cast aluminum solar road stud airport with spike-Nokin . Solar Road Stud – Road Safety Equipment Supplier – RoadSky Solar road stud is used on Highways, at parking lots, also used on curves on roads. Material:Cast Aluminum, Plastic, Glass. Solar Panel Voltage:2V/100-200mAH, 3.5V/78-120mAH and etc. Solar. Advanced Group - PPE, Surgical Masks, Health, Safety & Car Space Delineator Dot & Spike Red 10Of Toughstripe Black/White Floor Tape - Visual Warning Solar Led Pavement Markers (Cats Eyes