Links are steel with galvanized coating to protect from rust.
Justrite Single Round Link for Ground Protection Mats, Turn-A-Link, Steel, RTL-S-G Use single links to connect two mats end-to-end or side-to-side to create a roadway; double links can create a platform by connecting four mats together at the common corners..For use with AlturnaMAT®, VersaMAT®, TrakMat®, and LibertyMat/EuroMat®.