Seco Manufacturing offers a variety of professional survey equipment, as well as a number of accessory products that can be used in the field.
 
Uses the same design as the popular #5217-04 Bipod above, but weighs only three pounds! Legs extend to six feet (1.8 m) for use in uneven terrain. Collapses to 43 inches (109 cm) Weighs 3 lb (1.36 kg)