The AdirPro 711-42 carbon fiber prism pole with adjustable tip and dual graduations is a great choice for surveying professionals because of its compatibility with all targets, prisms, and GNSS antennas. It is equipped with a Twist-Lock mechanism and a 40-minute vial to ensure precision while allowing quick conversion to another application. Weighing only 2.5 pounds (1.13 kg) it extends from 4.97 to 8.53 feet and securely maintains the setting with the pin mechanism. If you are a surveyor looking for a versatile, rugged prism pole the AdirPro 711-42 is an excellent candidate for your consideration.