1911 Mainspring Housing Pin – Stainless Steel – 5 Pack

Upgrade or maintain your 1911 pistol with this Stainless Steel 1911 Mainspring Housing Pin, designed for exceptional durability, reliability, and long service life. Each pin is manufactured from high-grade steel using precision Swiss CNC screw machines, ensuring exact dimensions, flawless performance, and a perfect fit for all standard 1911 frames.

These 1911 mainspring housing pins are centerless-ground for smooth engagement and consistent alignment. After machining, every pin undergoes heat treating and hardening, significantly increasing wear resistance and long-term strength. The corrosion-resistant stainless steel body is further enhanced with a black oxide finish, offering additional protection against moisture, abrasion, and heavy use.

This 5-pack provides excellent value for gunsmiths, builders, and anyone maintaining multiple 1911 pistols. All pins meet or exceed original factory specifications and arrive ready to install.

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Key Features & Benefits

✔ 5-Pack Stainless Steel Mainspring Housing Pins

Ideal for gunsmiths, custom builds, or long-term maintenance of multiple 1911 pistols.

✔ Swiss CNC Precision

Manufactured on high-end Swiss CNC screw machines for:

• Perfect dimensional accuracy

• Clean machining

• Reliable retention and alignment

✔ Centerless Ground for a Perfect Fit

Provides smooth insertion, flawless operation, and consistent long-term performance.

✔ Heat Treated & Hardened

Every pin is heat treated after machining to:

• Increase structural strength

• Resist deformation

• Extend service life under regular or heavy use

✔ Protective Black Oxide Finish

Improves corrosion resistance, reduces surface wear, and enhances durability.

✔ Meets or Exceeds 1911 Mil-Spec Standards

Compatible with nearly all 1911 manufacturers and models, including:

• Government

• Commander

• Officer/Compact

✔ Ready for Installation

No fitting required. Simply drop in and secure.

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Why Choose These 1911 Mainspring Housing Pins?

These pins are built to deliver long-term reliability, even under demanding use. Perfect for:

• 1911 gunsmithing

• Complete builds

• Routine maintenance

• Replacing worn factory pins

• Multi-firearm servicing

• Custom shop parts kits

With hardened steel construction, CNC precision machining, and a durable finish, this 5-pack offers dependable performance for any 1911 enthusiast.