AdirPro Swiss Style 8.5 foot TLV Prism Pole, Surveying, Topcon Sokkia Leica seco admin Lock in the length of your prism pole with its quick release lever lock. Use the adjustable tip on the bottom to plant the prism pole into the ground. There is also a 40-minute level vial on the side of the prism pole for quick, on-the-job leveling.GiMiTEC.infoAAS, Column, consumable, GC, GiMiTEC, HPLC, spare part 22 September, 2020