A21 External Antenna Kit w/cable

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Increase XF101 positional accuracy 25% with the A21 External Antenna Kit. Includes A21 Antenna and 1.5 meter Antenna cable. Cable connections are TNC (Antenna end) to SMB (XF101 end). A21 antenna includes standard Surveying/GPS pole 5/8" x 11 standard thread mount on base.