Suspension Mining Compass Kit

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.

• Full Kit Weight (with case): 2 lbs.
• Case Outer Dimensions: 10in x 7in x 2in
• Gimbaled Compass Weight: 15.7 oz.
• Compass Needle Length: 100mm / 4in
• Compass Resolution: 1 degree
• Compass Accuracy: 0.5 degree
• Gradiometer Resolution: 0.5 degree
• Gradiometer Radius: 4in
• Recommended maximum rope diameter: 3/16in