Heavy-duty extensions for airspade 2000 air-excavation tools. Provides extended reach capability for hard-to-reach locations. Includes coupler. Compatible with airspade 2000 components and accessories. features: lightweight, non-conductive, reinforced fiberglass tubing design provides degree of electrical protection anodized aluminum hardware knurled surface provides superior grip for tight connection dual, male threaded connections includes dual female threaded coupler