Features 1、Robust Construction: This quick release adapter for total station base connections is made of stainless steel, meticulously cast for accuracy, and features impeccable thread work for long lasting use. 2、Versatile Compatibility: Designed for aligning tripods, observation pillars, and base stations with center poles, as well as for RTK and prisms, this adapter ensures seamless connections. 3、Prism Pole Adapter: This adapter is perfect for attaching prisms with a 5/8in 11 thread and 22mm length, serving as a measuring adapter for GPS, for RTK total station base connections. 4、Exquisite Craftsmanship: Meticulously crafted for a refined and elegant appearance, this adapter offers a smoothly and comfortable grip, enhancing user experience. 5、Accuracy Engineering: This adapter guarantees a secure and stable connection for your total station base, providing reliability in every measurement task. Specification Item Type: Prism Adapter Material: Stainless Steel Size: Approx. 22mm / 0.87in Thread Size: 5/8in 11 Package List 1 x Prism Adapter