The New 2020 Great Northern TB14-7k 6' X 14' 7K you are looking for is already out working with its new owner. Here are some similar units from Diamond K Sales that you might enjoy!
#S016169 - 2023 Great Northern 102" x 26' 14K EXTREME TILT
MSRP: $15,500.00#S016378 - 2023 Great Northern 102" x 35' Slide Axle Tilt
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Price: $10,200.00#1012764 - 2023 Summit Trailer Cascade 6' X 10' Steel Pan Tilt
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Price: $10,800.00