Core Type
              Symmetric
          16 pounds
RG
              2.600
          Diff
              0.030
          15 pounds
RG
              2.610
          Diff
              0.028
          14 pounds
RG
              2.630
          Diff
              0.035
          13 pounds
RG
              2.670
          Diff
              0.020
          12 pounds
RG
              2.670
          Diff
              0.020