Receiver Extension Nut (Castle Nut)

$7.00
(206 reviews)
SKU:
CASTLE-NUT-AR15
Receiver Extension Nut (Castle Nut)
Stock Status:
To secure lock plate on an adjustable stock for AR15, M4
***This product contains chemicals/materials known to the State of California to cause cancer and other reproductive harm. To learn more, visit www.p65warnings.ca.gov.***

206 Reviews

  • 5
    Buffer Nut

    Works a great deal better than the others.

  • 4
    Castle Nut

    Quality piece. Looks to be Mil Spec

  • 5
    Outstanding

    As always exceptional customer service, product and pricing

  • 5
    Castle Nut

    looks great bought as spare

  • 5
    Castle nut

    What can I say? It's a quality castle nut w/ fast shipping for a good price.

  • 5
    Great

    You can be confident you're buying quality when you purchase BCM products

  • 5
    Castle nut

    It’s a castle nut

  • 5
    Nice as always

    Never disappointed with anything BCM, top tier products and quick service.

  • 5
    Always Know What You're Getting

    Quality and reliability.