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Summary: The description, specs, pricing, photo and user ratings for SIG Sauer’s P556 Pistol.

Manufacturer’s Description

The SIG Sauer P556 Pistol is a semiauto pistol built on a steel receiver and chambered in 5.56mm. Other features include:

•  A 10″ button rifled barrel with a twist rate of 1 in 7″;
  

  The P556 Pistol from the right.

• an A2-type flash suppressor with a standard .5 x 28 TPI thread pattern to ensure compatibility with aftermarket accessories;
• a polymer forend;
• an optional flip-up front combat sight adjustable for windage;
• an optional flip-up rear sight adjustable for elevation;
• a Nitron finish on the receiver;
• a top picatinny rail with a SIG Sauer Mini Red Dot sight that works in concert with the optional front combat sight;
• a trigger housing machined from an aircraft grade aluminum alloy forging with a hard-coat anodized finish;
• a two-stage trigger;
• an ambidextrous safety; and
• one 30-round magazine or a state-compliant 10-round magazine. (Note: The P556 is compatible with M16/AR-15 type magazines.)

The Specs

Caliber	Capacity	BBL	OAL	Width	Height	Weight
5.56mm	10+1, 30+1	10″	20.5″	n/a	n/a	6.3 lbs. w/out magazine

MSRP: $1,207

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