Picatinny arsenal
The Picatinny Arsenal is a United States Army location in New Jersey .
The facility was founded in 1880 and is best known today for the Picatinny rail for handguns developed there . The 40 mm grenade was also developed there in the early 1950s.
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Coordinates: 40 ° 57 ′ 33 ″ N , 74 ° 32 ′ 30 ″ W.