5.66 mm APS Underwater Assault Rifle
Magazine: 26 drag-stabilized darts
Accessories: None
Effective Range: 100 meters in air, 30 meters underwater

Intended to be used for underwater combat, the 5.66 mm APS rifle quietly fires specially designed 150 mm long darts which are capable of penetrating wet suits and face masks at range. The actual range of the weapon under water will vary with depth.
---------------------------------------------------------------------------------------------------------------------
Heckler & Koch P11 Underwater Pistol
Magazine: 5 round
Accessories: None
Effective Range: 15 meters

Delta Force operatives use this virtually silent pistol for infiltration from sea to shore. An electric charge is used to fire the rounds.
---------------------------------------------------------------------------------------------------------------------

More...