From Lexicanum

The Bomb is an aircraft weapons that can be fitted to two Imperial Navy aircraft, the frontline Thunderbolt fighter or the Marauder Bomber. Primarily for breaking up infantry formations or levelling small buildings, it can be devastating when applied well.

Sources

• Imperial Armour Volume One - Imperial Guard and Imperial Navy

Related Articles

• List of Imperial Aircraft
• List of named Imperial Aircraft
• List of Imperial Navy Wings
• Heavy Bomb