The HK P2A1 is a single-shot, break action flare pistol designed for signaling and illumination purposes.

H&K P2A1
TypeFlare pistol
Place of originGermany
Production history
Designed1974
ManufacturerHeckler & Koch
Produced1974-present
Specifications
Mass0.52 kg
Length200 mm
Barrel length155 mm
Width38 mm
Height145 mm

Effective firing range
  • 305m
  • 45° degrees,height: 200 m
Feed systemsingle-shot, break action

It can fire either 25 mm or 26.5 mm flares, or smoke cartridges. Adapters are available to use commercial 12-gauge flares available at sporting goods stores.

The body of the pistol is mostly polymer composite, with the barrel and breech being made of steel. The P2A1 has a life expectancy of about 1500 shots of full power flares.

The P2A1 is called the "SigPi" in the Bundeswehr, standing for "Signalpistole" or signal handgun.

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