Feature:1. Product Usage: This adapter can convert any prism pole with 5 or 8in thread to prism bracket accessories. Suitable for snap on prism. Also can convert any non tripod adapter or bracket to fit the prism.2. Wide Compatibility: This survey pole adapter is suitable for most prism poles, GPS RTK total station bases, centering poles, tripods, and other surveying equipment, which has strong compatibility.3. Compact and Practical: Prism joint to 5 or 811 adapter, with a maximum diameter of 24.8mm. Featuring compact size and lightweight design, this prism pole adapter is convenient to install and use.4. Aluminum Alloy: The surveying pole adapter is made of excellent aluminum alloy material, rust and erosion resistance, has a long service life, making it suitable for workplaces near salt water.5. Accurate Design: With fine processing, this aluminum alloy prism adapter has standard thread and glossy appearance, providing stable and seamless connection, not easy to loosen or fall off.Specification:Item Type: Prism AdapterMaterial: Aluminum AlloySpecification: Prism Joint to 5 or 8-11Maximum Diameter: Approx. 24.8mm or 1inApplication: This adapter can convert any prism pole with 5 or 8in thread to prism bracket accessories. Suitable for snap on prism. Also can convert any non tripod adapter or bracket to fit the prism..Package List:1 x Prism Adapter