Receiver Extension Nut (Castle Nut)

$7.00
SKU:
CASTLE-NUT-AR15
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
    The best, you’re not gonna believe it.

    This is, I tell all my friends it is, because it is the, and this is yuge, my saying this, it’s unprecedented, it’s the yugest, it’s the bestest castle nut out there, you’re not gonna believe you’re going to say, “oh my god, this castle nut is amazing” you’re going to tell all your friends. Simply amazing. Amazing. The wonderful people at bravo company are, hands down, amazing. The best. (Fitted for BCM buffer tube on my S&W MP-15 Sport-deux)

  • 5
    castle nut

    fit good tightened up just like it should, if I ever need another one I will for sure buy from Bravo Co.

  • 5
    Works as expected

    Perfect finish. Screwed on to a DD buffer tube perfectly. Very satisfying.

  • 5
    Good product

    Great product and I loved the extra stickers

  • 5
    Castle Nut

    Great quality

  • 5
    Exactly what I was looking for!!

    Perfect! Top notch quality!

  • 5
    Castle Nut

    After having a horrendous experience with Anderson Manufacturing, yours was a godsend.
    I could immediately tell that yours was a better quality. Went on my buffer tube with ease. Unlike the 2 from Anderson.
    I am now pretty sure I will be buying my upper from you also

  • 5
    Top notch quality

    You know anything BCM makes it top notch quality and to top it off there service can not be beat at the same time I ordered this I had 2 other orders that the company’s kept delaying because of the virus.....BCM shipped them that day and it was in my mailbox in 2 days compared to the other 9+days

  • 4
    castle nut

    great price shipped fast