Nighthawk Custom 1911 Reduced Power Mainspring - Gov/Com - .45 ACP - 19lb

Manufactured by NightHawk Custom
SKU: SP0200
MPN: SP0200
Manufactured by NightHawk Custom
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$2.39 $2.74

In Stock

Standard orders will ship out within 1 business day if ordered by 3:30 pm CST, Monday-Friday. FFL orders will ship within 5 business days or less as long as we have the information for the transfer destination.

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The Nighthawk Custom 1911 Mainspring is an extremely durable and reliable upgrade for your government or commander sized 1911 pistol. Nighthawk Custom produces the highest quality parts available on the market. This mainspring is a great way to improve the reliability and performance of your favorite 1911. Every mainspring is constructed from high tensile spring steel offering improved durability and reliability over stock offerings. This Nighthawk Custom mainspring is designed for the 1911 Government and 1911 Commander chambered in .45 ACP. This is the same mainspring installed on full-size .45 ACP Nighthawk Custom pistols offering you the light trigger pull for improved accuracy, easy cocking hammer and ejection reliability you are accustomed to from Nighthawk Custom. Installation is simple, requiring only minor fitting and offers an instant upgrade to your government or commander 1911 pistol. The Nighthawk Custom 1911 Mainspring is a great option to upgrade the performance of your current 1911 with a high-quality component and is perfect for the gun hobbyist or recreation shooter who feels comfortable assembling and fitting minor parts.

  • Designed and manufactured to meet or exceed factory specifications
  • High tensile spring steel
  • Caliber: .45 ACP

Nighthawk Custom began manufacturing 1911 pistols and their Fully Machined (FM) Series parts in 2004 based upon the motto “ONE GUN, ONE GUNSMITH.” Today, every pistol a Nighthawk Custom is built from start to finish by a single gunsmith and their FM Series parts represent the highest quality 1911 parts on the market.
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BrandNightHawk Custom
Platform1911 Handguns
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to

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