A               Weight variable                      20 to 38 pounds (9.07 kg to 17.24 kg)    C               Weight fixed                      4.25 pounds (1.93 kg)    D               Weight fixed                      21.5 pounds (9.75 kg)    E               Weight fixed                      11 pounds (4.99 kg)    FW               Weight fixed                      16 pounds (7.26 kg)