✅ TMC Oversized Hammer/Sear Pin Set – Blued
Our Oversized Hammer/sear Pin set provides Precision Fit • Maximum Trigger Performance • Long-Term Durability
The TMC Oversized Hammer/Sear Pin Set – Blued gives 1911 builders precise control over hammer and sear fit. Unlike factory pins that run under size, these oversized 1911 hammer and sear pins allow exact fitting at the maximum safe diameter for smoother rotation, reduced wear, and a cleaner trigger break.
Loose pins cause movement. That movement creates friction, wear, and trigger inconsistency. This oversized 1911 pin set eliminates that problem by creating a tight, stable pivot point that keeps your trigger smooth, crisp, and consistent.
✅ Oversized to Maximum 1911 Specification
TMC machines each pin to the largest legal diameter allowed by the 1911 part print, without exceeding safe tolerances:
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Hammer Pin: .157″
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Sear Pin: .110″
This delivers the tightest correct fit possible for improved trigger feel and longer component life. Some frames may require light reaming for proper installation.
✅ Precision Carbon Tool Steel Construction (Black Oxide Finish)
TMC manufactures every pin from high-strength carbon tool steel, then completes a multi-step finishing process:
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Full heat treatment for strength
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Precision surface grinding for smooth rotation
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Protective blued finish for corrosion resistance
As a result, the pins deliver smooth pivoting, stable engagement, and long service life under heavy use.
✅ Why Oversized Hammer & Sear Pins Improve Trigger Performance
Loose or worn pins allow the hammer and sear to shift under recoil. That causes:
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Inconsistent trigger break
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Accelerated hammer and sear wear
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Loss of a crisp trigger pull
These oversized 1911 hammer and sear pins lock the fire-control components into proper alignment. As a result, you gain:
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Smoother hammer and sear movement
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Reduced pivot and hole wear
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Longer trigger life
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Stable trigger pull that stays crisp
This pin set protects the trigger job you paid for.
✅ Key Features & Benefits
✅ Oversized for precision frame fitting
✅ Manufactured from carbon tool steel
✅ Fully heat treated for strength
✅ Precision ground for smooth rotation
✅ Blued finish for corrosion resistance
✅ Reduces pivot wear
✅ Improves trigger consistency
✅ Maintains crisp trigger pull
✅ Built for long-term service life
✅ Compatibility
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Most 1911 pistols
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Government, Commander, and many custom frames
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Compatible with major 1911 manufacturers
⚠️ Note: These oversized pins may require reaming of some frames or parts for proper fit.
✅ Ideal Applications
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High-end 1911 trigger jobs
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Competition 1911 pistols
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Custom 1911 builds
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Replacement for worn pins
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Accuracy-focused upgrades
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Long-term durability improvements
✅ Finish
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Durable, Long Lasting Black Oxide Finish
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Corrosion resistant
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Professional, factory-correct appearance
✅ Summary
If you want the smoothest hammer and sear rotation possible, the TMC Oversized Hammer/Sear Pin Set – Blued delivers:
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Precision oversize fit
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Reduced pin and component wear
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Cleaner, more stable trigger break
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Long-lasting performance
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Corrosion-resistant durability
This is the correct pin set for builders who want their 1911 trigger to stay crisp, consistent, and competition-ready.





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