For sale is a Sig Sauer, P556 SWAT Pistol. Chambered in 5.56 NATO, the SIG P556 Pistol has a 10" barrel, 5.56, receiver is made of high strength steel with a durable wear-resistant Nitron finish. The picatinny rail is a stadard fit for any optics you choose. Features an aircraft aluminum quad-rail. The P556 SWAT comes equipped with a smooth two-stage trigger and designed to accept standard AR US magazines. Includes (1) 30rd mag. Sig is no longer producing this P556 model SWAT pistol, so it is Collectible. They are excellent tactical pistols & versatile! Looks as though there have been very few rounds through it, with clean shiny rifling.