You are allowed a maximum weight of 40 pounds for your checked baggage.
If your baggage exceeds the maximum weight you will be charged an excess baggage fee of $2.00/lb for each pound over the maximum weight of 40 pounds for checked baggage.
Checked baggage total weight will be limited to 120 pounds. If your checked baggage weighs more than 120 pounds it will handled as cargo and charged according to cargo rates.
There is no guarantee that excess baggage or cargo will travel on the same flight due to weight/space limitations. Excess baggage and cargo may be sent on a later flight.