 
Core Type
              Symmetric
          16 pounds
RG
              2.510
          Diff
              0.039
          15 pounds
RG
              2.510
          Diff
              0.042
          14 pounds
RG
              2.510
          Diff
              0.045
          13 pounds
RG
              2.585
          Diff
              0.040
          12 pounds
RG
              2.608
          Diff
              0.040