1、[Reliable Construction] The prism pole adapter is crafted from copper plating, ensuring rust resistance, perfect for work environments near saltwater areas. 2、[Precisely Engineering] This adapter is meticulously cast in one piece with intricately processed threaded port for accurate and seamless connection. 3、[Versatile Application] This prism pole adapter is suitable for tripod, observation pier, base centering rod, RTK prism and other equipment centering connection. 4、[Easy Installation] Enjoy quick and secure installation with this adapter for stable and reliable connections during surveying tasks. 5、[Compact and Portable] Its compact size and portability make this prism adapter convenient to carry and use in various fieldwork situations.