Back BooksAmazonGAUGE FIELDS, KNOTS AND GRAVITY: 4R 1 749.994.6(90)rated at Amazon ยท checked 8 days ago View at Amazon AverageR 1 749.99Lowest seenR 1 749.99Highest seenR 1 749.99Last changeR 0.00First indexed12 Sep 2026RetailerAmazonPrice history
