Installing a Sig Trigger: Perfecting the P227

Published on July 26, 2013
Duration: 16:13

This video details the process of installing a new trigger on a Sig Sauer P227, emphasizing careful disassembly and reassembly. Key steps include removing grips, the takedown lever, locking block, and trigger bar, with a crucial note on the trigger pivot pin's orientation. The reassembly process requires precise alignment, especially for the locking block, and the final trigger pull is measured at approximately 4 pounds.

Quick Summary

The critical step for Sig P227 trigger installation reassembly is ensuring the trigger pivot pin's striations/notches are level. This alignment is crucial for the correct seating and function of the locking block, preventing potential damage or malfunction.

Chapters

  1. 00:00Introduction & Hand Size
  2. 00:41Grip Removal
  3. 01:23Locking Block & Takedown Lever
  4. 02:38Trigger Bar Spring & Slide Lock
  5. 04:05Trigger Pivot Pin Orientation
  6. 06:30Trigger & Trigger Bar Removal
  7. 07:35New Trigger Installation
  8. 09:38Locking Block Reinstallation
  9. 12:50Function Check & Pull Weight
  10. 14:23EDC Gear Check

Frequently Asked Questions

What is the critical step when reinstalling the locking block on a Sig Sauer P227?

The most critical step is ensuring the correct orientation of the trigger pivot pin. Its striations or notches must be level for the locking block to properly seat and function during reassembly.

How do you remove the grips on a Sig Sauer P227 without causing damage?

The P227 has a snap-on grip design. Terry G recommends using a wedge tool to carefully pry the grips off without bending or breaking the plastic.

What was the measured trigger pull weight after installing the new trigger on the Sig P227?

After installing the new trigger and performing a function check, the single-action trigger pull weight was measured using an RCBS scale at approximately 4 pounds.

What tools are needed for Sig P227 trigger installation?

Essential tools include a wedge for grip removal, punches for pins, and potentially a trigger pull scale like an RCBS for measurement. Patience and attention to detail are also key.

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