Weight: 1570kg (3454lbs)
Warhead: 320kg (704lbs)
Speed: gravity bomb approachiing speed of sound at impact
Platform: Most commonly launched from DO-217s
Guidance: originally wire guided, changed to radio guidance because of flight limitations due to the wire.
The same source states that 2 Fritz X bombs struck the Italian BB Roma and blew her in half. HMS Warspite was also hit with one and had to be towed back to port.
