 
Core Type
              Symmetric
          16 pounds
RG
              2.450
          Diff
              0.050
          15 pounds
RG
              2.450
          Diff
              0.050
          14 pounds
RG
              2.460
          Diff
              0.048
          13 pounds
RG
              2.530
          Diff
              0.055
          12 pounds
RG
              2.600
          Diff
              0.039