The AdirPro 16 Foot Aluminum Grade Rod 710-12 is a tall leveling rod ideal for construction laser and optical surveying tools. It is available with your choice of graduations in tenths or inches. Made of lightweight and durable aluminum alloy, this level rod has easy to read weather and corrosion resistant graduation and red foot markings for maximum visibility, as well as a special measuring scale on the back for overall height reading.The high quality leveling rod is 1+/-0.05mm thick and it's five adjustable telescopic sections reach up to 16 feet and collapse to 48 inches. The aluminum sections have tight tolerances for easy gliding and large locking button to secure your sections and prevent slippage. This leveling rod's rectangular shape ensures easy handling as well as flush alignment with flat surfaces.The AdirPro aluminum grade rod comes with a durable soft carrying case and 90-day warranty.