Trimble Tribrach without Optical Plummet Provide a stable, precise mounting base for compatible Trimble total stations and traverse prism setups with this genuine Trimble tribrach. Designed without an optical plummet, it is ideal for instruments that provide their own centering capability and as a replacement tribrach for Trimble Traverse Prism Kit configurations. Key Features Premium tribrach without optical plummet for compatible Trimble surveying and scanning instruments. Three-jaw mounting system provides secure, repeatable instrument attachment. Replacement tribrach for the Trimble Traverse Prism Kit, and suitable for a wide range of Trimble optical and robotic surveying systems. Genuine Trimble tribrach designed for dependable surveying, construction, monitoring, and positioning applications. Compatible With Trimble S Series, SPS, RTS and Ri Total Stations Trimble Traverse Prism Kit