Features: *Optimal Size:This extension rod has a diameter of 10mm and a length of 100mm,150mm,200mm,300mm for you to choose, making it compact and easy to handle for various applications in surveying and GPS. *Carbon Fiber:Made from high-quality carbon fiber material, this extension rod is lightweight, yet strong and sturdy, ensuring long-lasting performance and reliability. *Antenna:Equipped with this antenna, this extension rod provides enhanced signal reception and transmission, ensuring accurate and reliable data collection in surveying and GPS applications. *GPS Extension Rod:Specifically designed for GPS applications, this extension rod allows for extended reach and precise positioning, enhancing the overall accuracy and efficiency of your surveying work. *Easy to Use:With its threaded design, this extension rod can be easily attached and detached from compatible devices, providing convenient and efficient setup for your surveying and GPS tasks. Specifications: *Part Name:Extension Rod *Material:Carbon Fiber *Size:Approx. 100mm,150mm,200mm,300mm(Length, Optional) *Diameter:About 14 mm *Color:Black Package Content: 1 * Extension Rod Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 1x 14mm Carbon Fiber Extend Section surveying Pole Antenna RTK GPS Extension Rod Made of high quality material, durable and practical to use. Perfect functions,give you a wonderful experience. Every customer can enjoy 30 days refund or replacement for Damaged/Quality Issues. If you have any questions, please feel free to contact us, we will solve it for you.