Check the listing for details. Topcon Dual GR-i3F GPS/GNSS Integrated Machine Control Receivers. Condition: Used. Listed at 10399.00 USD. Topcon Dual GR-i3F GPS GNSS Integrated Machine Control ReceiversThis kit includes Dual Topcon GR-i3F Machine Control Receivers which are primarily used in the Construction Trade. They will work with most Dozer, Excavator, Scrapers, Skidsteer and more running Topcon MC-X1 or MC-X3 Systems. The kit has completed a thorough test by our technicians and includes a 30 Day Return and 90 Day Warranty. Please contact us through eBay with any questions!This includes:2 - Topcon GR-i3F Integrated GNSS Receivers - GPS, GLONASS, QZSS & SBAS Satellites Enabled 2 - Topcon Mast MountsCondition: This is in great working condition, tested and guaranteed!All Equipment Ships UPS Ground Within 1 Business Day (Expedited Shipping Available) There is a 90 Day Warranty and 30 Day Return Included On All Equipment.