Tags: Weapon.
The GBU-53/B Small Diameter Bomb II is an American air-launched guided bomb.Development was started in 2006 for a 250 pounds (113 kg) class bomb that can identify and strike mobile targets from standoff distances in all weather conditions. It will be integrated on the F-15E and F-35 Joint Strike Fighter. Its first flight was announced on May 1 2009.The bomb is being developed by Raytheon. A Boeing/Lockheed Martin team attempted to develop it but lost in a U.S. Air Force competition.