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Customer Reviews
Most Recent Reviews Nighthawk Two Piece Magwell by BCJ, Verified Owner, October 19, 2023
Item is easy to install with a YouTube video. Fit and finish were on point as expected from nighthawk. Have function tested it without issue so far and would recommend to others. Fast shipping from optics planet.
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Product Info for Nighthawk Custom Mainspring Housing & Tapered Magwell

Nighthawk Customs FM Series mainspring housings and magwells are precision machined from a steel, then hardened to resist wear from magazine changes. The tapered magazine funnel can be blended to seamlessly fit any standard 1911 and serves to guide your magazine home in high-stress, high-speed situations. Perfect for both competition and carry uses, the integrated magwell reduces reload time when it matters most. This mainspring housing features 25 LPI checkering to offer a sure purchase on the pistol.image

Gunsmith fitting may be required

The Nighthawk Custom line of Fully Machined parts are designed to be the gold standard in the 1911 parts industry. All Fully Machined parts have been fully CNC machined from solid steel billets. We never use cast, metal injected moldings or polymer parts. In order to create the Worlds Finest 1911s, only the best materials can be used. That is why you can trust Nighthawk Custom Fully Machined parts in your 1911.

Specifications for Nighthawk Custom Mainspring Housing & Tapered Magwell:

Manufacturer: Nighthawk Custom
Finish: Checkered 25 LPI
Gun Make: 1911 Platform
Gun Model: 1911 Government 5in
Height: 0.8 in

Package Contents:

  • Nighthawk Custom Mainspring Housing & Tapered Magwell

Nighthawk Custom Mainspring Housing & Tapered Magwell Orderable Models

List of Orderable Models

Nighthawk Custom Mainspring Housing, Gov., Flat, Checkered 25 LPI, w/Lanyard Loop, Carbon, Fully Machined, SP0229 , MPN: SP0229 , UPC: 80683000306 , Code: 2YS-MSH-SP0237-SP0229
Nighthawk Custom Mainspring Housing, Gov., Flat, w/Mag Well Checkered 25 LPI, Stainless, Fully Machined, SP0238 , MPN: SP0238 , UPC: 080683000719 , Code: 2YS-MSH-SP0237-SP0238
Nighthawk Custom Mainspring Housing, Gov., Flat, w/Mag Well Checkered 25 LPI, Carbon, Fully Machined, SP0237 , MPN: SP0237 , UPC: 080683000375 , Code: 2YS-MSH-SP0237-SP0237
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