The Sokkia 25-Foot SK Fiberglass Leveling Rod 807338 offers highly visible graduations in feet, inches, and eighths of an inch. Its easy-to-hold oval shape features seven adjustable sections that glide easily to the length you need. The top section also has a 5/8 x 11 female thread for attaching a mini prism. Lightweight fiberglass construction will prevent warping or swelling of your grade rod despite the environment you may be working in. A carrying bag is included.