PSA AR15 CAR Stock Lock Ring/Castle Nut - 412
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$2.99
MSRP
$2.99
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Updated
Feb 24, 2026
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Specifications
Brand
MPN
L03-0003C01
Description
Palmetto State Armory AR-15 castle nut. Whether you are keeping a spare on hand or repairing your AR-15, Palmetto State Armory has everything you need. Made in America.
