M203

English: M203 generally refers to the U.S. Military's designation for a single shot 40 mm underslug grenade launcher

Polski: M203 - amerykański granatnik podlufowy. Polskim odpowiednikiem jest Pallad.

Deutsch: Der M203 ist ein Granatwerfer den man unter eine M4 oder M16 anbringt. Er wird jetzt durch den XM320 ersetzt.

中文：M203榴彈發射器，用於提供給M16突擊步槍及M4卡賓槍。其衍生型更可對應多種步槍，亦可裝上手槍握把及槍托獨立使用。

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  M203
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  M4 + M203
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  M16A1 + M203
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  Range qualification with a M203.
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  A Navy SEAL with a Colt Commando and M203 grenade launcher.
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  A Navy SEAL with an M16A1 and M203 grenade launcher.
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  A soldier show how you load a M203
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  M16A2 Rifle with M203 an animunition
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  US Marine
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  M16A2 and M203
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  U.S. Marines practice with the M203.
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  Two Force Recon Marines lying prone. Both are outfitted for Greenside operations, and both are utilizing the CamelBak MULE Hydration Carrier/Backpack. Both Marines are using similar weapons: M4A1s outfitted with M203 grenade launchers. Man in foreground also seems to have a SureFire M500B Millennium forend mounted on his weapon, with the bottom handguard removed to accommodate the M203.
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  Soldier of the 173rd Airborne during Operation Enduring Freedom (2005) with an M4 and M203
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  A radioman armed with a M16A2 and a M203 grenade launcher