This 25 mm, copper-coated prism features aluminum double yoke construction w/tilting coaxial target (-30 mm offset)Two on-board 130-minute vials — top and bottomIncludes replaceable plumb bob pointFlo OrangeWeighs 0.62 lb (0.28 kgIncludes: SECO 25mm Tilitable Mini Stakeout Prism Assembly
