Oem Led Road Stud Compressive Resistance 40T-Nokin Motorway Road 13 04 2022 NOKIN wired led road studs are used in the import and export of a highway in Saudi Arabia, the led road stud is NK-RS-A6-1, this led road stud is also the patent road studs in NOKIN, led road stud A6-1 with aluminum shell and exquisite appearance, compressive capacity