 
Core Type
              Symmetric
          16 pounds
RG
              2.500
          Diff
              0.040
          15 pounds
RG
              2.480
          Diff
              0.045
          14 pounds
RG
              2.470
          Diff
              0.049
          13 pounds
RG
              2.530
          Diff
              0.055
          12 pounds
RG
              2.600
          Diff
              0.039