Selected Handgun Detail

SIG
Model 1911 Fastback Nightmare Carry
SIG Pistol 1911 Fastback Nightmare Carry .45 Auto Variant-1
Scale To:
Gun Dimensions Width:1.4-in
Length:7.7-in Height:5.5-in
Barrel:4.2-in Weight:38.8-oz
1 Variant
Gun Rankings
  • Power Factor (230 grain bullet)187910
  • Recoil Factor (230 grain bullet)6.43 ft-lb
  • Total Capacity9 rounds
  • ConcealabilityFair
  • Defense Factor81%
Gun Specifications
Type:Pistol
Caliber:.45 Auto
Action:recoil operated semi-automatic
Trigger:single-action (SA)
Safety:grip safety, manual thumb safety
Magazine:8-round
Frame:stainless steel
Grip:Hogue G10 composite
Sights:SIGLITE night sights
Notes:Fastback frame profile
Manufacturer
SIG SAUER GmbH & Co. KG
More Info
About the Gun

The 1911 Fastback Nightmare Carry is a Commander-sized single-action 1911-style pistol built on a stainless-steel frame and slide with the Fastback rounded grip and mainspring-housing contour. The frame and slide wear a Nitron finish contrasted by natural stainless controls, barrel bushing, extractor, and grip screws. It is fitted with black G10 grips and low-profile SIGLITE night sights. The design omits an accessory rail and retains the classic 1911 single-action controls with grip safety and manual thumb safety.

Production

Production began in 2012 and is currently ongoing.

Market value
Last updated: 8/14/2026

MSRP is around $1,200–$1,400. Current used market value for examples in good to very good condition ranges $900–$1,200.

Cartridge Specifications
Cartridge: .45 Automatic
Alias: .45 Automatic Colt Pistol (ACP)
More Info
Ballistics for This Gun
Selected Bullet Mass:230 grains
MV:817 ft/sec ME:341 ft-lbs
Analysis

SIG introduced the Nightmare series, including the Carry version, as a distinctive aesthetic and functional update within its 1911 lineup. The Fastback frame profile rounds the traditional squared butt to reduce printing and improve comfort for concealed carry while preserving full-height grip circumference and magazine capacity. The black Nitron finish with stainless accents gives the model its characteristic high-contrast appearance. Chamberings included the standard .45 ACP and a limited run in .357 SIG. The model continues the SIG 1911 traits of an external extractor and match-grade internal components while targeting users seeking a more concealable Commander-size option with a refined grip contour.

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