Core Type
              Symmetric
          16 pounds
RG
              2.540
          Diff
              0.027
          15 pounds
RG
              2.560
          Diff
              0.027
          14 pounds
RG
              2.580
          Diff
              0.027
          13 pounds
RG
              2.590
          Diff
              0.045
          12 pounds
RG
              2.650
          Diff
              0.035