Shooting Illustrated | First Look: SIG Sauer Custom Works 1911 Equinox Handgun

SIG Sauer makes a variety of 1911 models to meet a wide variety of needs. In addition to the production of high quality weapons such as the 1911 pistol range SIG Sauer also has an in-house gunsmith’s shop, SIG Custom Works, which is known for making unique firearms that redefine the standard for precision engineering and outstanding design. Nobody knows SIG Sauer pistols are better than the Custom Works gunsmiths, and now they are applying expertise to a new limited edition pistol, the 1911 Equinox Full Size.

The limited edition SIG Custom Works 1911 Equinox Full Size is chambered in .45 ACP and has a stainless steel frame with a nitrone stainless steel slide. The gun is equipped with specially machined sides to achieve the unique two-tone Equinox finish. The Custom Works 1911 Equinox is equipped with SIGLITE Night Sights and Hogue Classic Contour SL G-10 handles. Other exclusive features from SIG Custom Works include logo engraving on the foil, a premium NIGini SIG Custom Works case, a Custom Works challenge coin and an official SIG Custom Works Certificate of Authenticity.

SIG Custom Works 1911 Equinox Specifications

  • Caliber: .45 ACP
  • Magagzine: 8 rounds (2), steel
  • Sights: SIGLITE
  • Gun size: full-size
  • Overall length: 8.7 inches
  • Overall width: 1.4 inches
  • Height: 5.5 inches
  • Barrel length: 5.0 inches
  • Weight: 41 ounces
  • Sight radius: 6.5 inches
  • Trigger action: only single action (SAO)
  • Trigger type: Standard curved
  • Handle type: Classic Contour SL G-10
  • Handle color: black
  • Barrel material: carbon steel
  • Frame surface: Nitron
  • Frame material: stainless steel
  • Foil finish: two-tone equinox
  • Sliding material: stainless steel; Custom Works two-tone foil
  • Also included: Limited Edition with Custom Works Case, coin and certificate

For more information on SIG Customs Works 1911 Equinox and other SIG Sauer products, please visit

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