Introducing the GP220TLB-AC GPS Pole Twist Lock, a professional-grade surveying pole engineered for precision, durability, and reliable field performance. Designed as a 2.5 m Metric Grad Fixed Tip GPS Rover Pole, this model ensures accurate height measurements and stable GNSS data collection in demanding environments. The GP220TLB-AC GPS Pole Twist Lock integrates a smooth and secure twist-lock mechanism, allowing surveyors to quickly adjust the pole to the correct height while maintaining absolute stability throughout use. Constructed from a combination of aluminum and economic carbon fiber, the 2.5 m Metric Grad Fixed Tip GPS Rover Pole offers an ideal balance of strength, weight, and long-term durability. Each unit is equipped with a 30′ circular vial and a rugged aluminum bubble base featuring a built-in bracket, compass, and bubble level—delivering enhanced setup accuracy in the field. A 5/8″-11 thread ensures compatibility with standard GNSS receivers and accessories, while the included soft case provides convenient transport and protection during daily operation. With its reliable twist-lock design, metric grad markings, and solid fixed tip, the GP220TLB-AC GPS Pole Twist Lock is an indispensable tool for land surveyors, construction engineers, GNSS mapping teams, and monitoring professionals seeking dependable performance and precise results. NUMBER EXTENSION LOCK GRADS TUBE MATERIAL BUBBLE BASE DIAMETER PICTURE GP220TLB-AC 220cm Twist cm Aluminum/ Ecomonic carbon fiber with bracket, compass. bubble 25/32mm GP220TL-AC 220cm Twist cm Aluminum/ Premium carbon fiber with bubble 25/32mm GP250TL-AC 250cm Twist cm Aluminum/ Premium carbon fiber with bubble 25/32mm GP220TLD-2C 220cm Twist cm/ ft Aluminum/ Premium carbon fiber with bubble 25/32mm GP250TLD-2C 250cm Twist cm/ ft Premium all carbon fiber with bubble 25/32mm
