Use this height adapter with 115mm prisms.
Height Adapter for SECO, Sokkia, Omni 115 mm Prisms
PN: 2090-04 Shipped From: 
Details
- 5/8 X 11 aluminum prism height adapters allow the base pole to be used with other manufacturer’s 360° Prisms
- For Users with SECO, Sokkia, Omni 115 mm prism
- Weighs 0.06 lb (0.03 kg)