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Sig SG542/543 firing pin
Sig SG542/543 firing pin - Image 2
Sig SG542/543 firing pin - Image 3

Sig SG542/543 firing pin

$65.00

New U.S. made Sig SG542/543 firing pin, spring and retainer pin. Made from 8620 Crs heat treated and carbonized. Limited quantities available.
After disassembling over 200 of the SG540 parts kits, we have noticed that approximately one out of 10 of the firing pins and or springs are broken or completely corroded.

Description

New U.S. made Sig SG542/543 firing pin, spring and retainer pin. Made from 8620 Crs heat treated and carbonized. Limited quantities available.
After disassembling over 200 of the SG540 parts kits, we have noticed that approximately one out of 10 of the firing pins and or springs are broken or completely corroded.

Additional information

Model

542, 543

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