The small plant system is the most complete of our starter alignment kits. It is designed to work on shaft/coupling diameters ranging from 1/8” up to 5” & can span up to 12” across the coupling. This system includes our stainless steel mounting hardware and rods, plus additional extension posts, 16” long chains, 2 wrenches, inspection mirror, measuring tape and 2 agd group 1 mini dial indicators. All packed in a sturdy carrying case.