FREE GROUND SHIPPING for this item, and anything else you add to this order. Designed to be suspended from a string or small rope, these suspension compasses are traditionally used in the mining industry. Each Suspension Mining Compass Kit includes a 5-inch diameter gimbaled suspensions compass, a separate suspension gradiometer (also called clinometer), plastic wire clips (to lock the units from sliding down), and a plastic carrying case with shoulder strap. The dry compass capsule features a locking needle and one degree bezel resolution. The separate gradiometer features one-half degree resolution.
