Core Type
              Symmetric
          16 pounds
RG
              2.488
          Diff
              0.048
          15 pounds
RG
              2.501
          Diff
              0.048
          14 pounds
RG
              2.518
          Diff
              0.048
          13 pounds
RG
              2.574
          Diff
              0.040
          12 pounds
RG
              2.597
          Diff
              0.040