TMC Mainspring Housing Cap – Blued

✅ 1911 / 2011 Mainspring Housing Cap – Blued

Our Mainspring Housing Cap provides a Precision Fit • Hardened Strength • Reliable Ignition

The 1911 / 2011 Main Spring Cap – Blued is a precision-machined replacement component designed to restore consistent ignition, smooth function, and long-term reliability to your pistol. Built from high-grade steel and finished with a durable black oxide coating, this mainspring cap delivers the strength and wear resistance required for serious shooting applications.

When factory mainspring caps wear or deform, ignition consistency and trigger feel suffer. This hardened blued replacement solves that problem by maintaining proper spring alignment, consistent tension, and dependable performance across high round counts.

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✅ Precision Swiss CNC Manufacturing

Each 1911 / 2011 mainspring cap starts from premium steel and is machined on high-end Swiss CNC screw machines for exceptional dimensional accuracy. After machining, every cap receives:

• Centerless grinding for exact diameter control

• Full heat treatment and hardening for strength

• Black oxide blued finish for corrosion resistance and reduced wear

As a result, this mainspring cap installs easily, seats correctly, and delivers flawless performance under recoil.

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✅ Built for Strength & Long-Term Reliability

Unlike soft factory parts, this blued mainspring cap:

• Resists peening and deformation

• Maintains consistent spring tension

• Preserves smooth hammer operation

• Supports reliable primer ignition

• Extends the service life of internal components

All parts meet or exceed manufacturer specifications, ensuring dependable function in both duty and competition pistols.

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✅ Key Features & Benefits

✅ Precision-fit 1911 / 2011 mainspring cap
✅ Manufactured from high-grade steel
✅ Swiss CNC machined for accuracy
✅ Centerless ground for flawless fit
✅ Heat treated & hardened for long service life
✅ Black oxide blued finish for corrosion resistance
✅ Maintains consistent ignition and spring tension
✅ Prevents premature wear and deformation
✅ Ready to install

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✅ Compatibility

• Most 1911 pistols

• Most 2011 pistols

• Government, Commander, and many custom frames

• Compatible with major manufacturers

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✅ Ideal Applications

• Replacement for worn mainspring caps

• Competition pistols

• Duty and carry pistols

• Custom 1911 and 2011 builds

• Preventive maintenance upgrades

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✅ Finish

• Finish: Black Oxide / Blued

• Benefits: Corrosion resistance, reduced glare, professional appearance

• Matches blued and duty-style pistols perfectly

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✅ Summary

If you need a reliable, hardened replacement that restores consistent ignition and long-term durability, the 1911 / 2011 Main Spring Cap – Blued delivers:

• Precision fit

• Hardened steel strength

• Smooth hammer operation

• Reliable ignition

• Long service life

This is a critical internal upgrade for any 1911 or 2011 built to run hard, clean, and consistently.