SitePro Double Right Angle Prism – 17-911

The plastic housing, permits stepping off angles of 90 degree and 180 degree with a center lens that permits foresight viewing. The slot in handle accommodates a plumb bob cord. This prism features a larger field of view and a larger foresight viewing glass. Includes leather belt loop case. Measures 3-3/4 in. from top to bottom.