Castle Nut
$8.00
{{option.name}}:
{{selected_options[option.position]}}
{{value_obj.value}}
Castle Nut for M4 style receiver extension (buffer) tubes. For use on either the standard length or short traditional buffer tubes. *NOTE: Not for use with contoured hollow or solid buffer tubes
Show More
Show Less
Price History
$7
$8
(+$1)