CSS M4 Car Buffer Tube Lock Ring Castle Nut

CSS M4 Car Buffer Tube Lock photo
$5.95
Availability: Within 5 days
SKU: CSS-CAR-NUT
Barcode: 8600001105470
Color: Black
Material: 4140 Steel
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Machined from 4140 steel with a manganese phosphate coating, the Castle Nut is an excellent replacement part or is ideal when building new rifles.
Locks your CAR buffer tube down secure.

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