Rtk bar clamp for robust ground measurement in the TC 2 and TC 8 3E field data collection holder Description: [Precision Engineer]: The RTK measurement collector clamp has been carefully designed to ensure accurate and reliable data collection for RTK measurements. [Easy Installation]: The post clamp is extremely user-friendly, and the installation process is simple. A collector's stand can help Ci recognize the direction and make your work more efficient. [Solid Construction]: Made of high quality materials, the collector clamp is designed to work in harsh off-road conditions. [Compact and Portable]: The collector is small and lightweight, making it very convenient to carry and use. [Wide Application]: The collector handle is widely used in road measurement, engineering measurement and construction. Size Chart: Clamp Distance: TC 4 and TC 8 9: 7.7 cm -8.2 cm or 3.03 inch - 3.23 inch TC 8 9: 8.32 cm or 3.28 inch TC 4: cm or 1.26in TC 2 and TC 6: 7 cm -9.4 cm or 2.76 inch - 3.70 inch TC 6: 7.2 cm -9.2 cm or 2.83 inch - 3.62 inch TC 2: 2 cm -3.8 cm or 0.79 inch - 1.50 inch TC 2 and TC 8 3E: 8.64 cm or 3.40 in TC 8 3E: 8.64 cm or 3.40 inch TC 2 and T81: 5.8 cm -10 cm or 2.28 inch - 3.94 inch T81: cm - cm or 2.28in-3.94in The package includes: 1 piece. data collector terminal