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Out of spec - KAK AR-15 Mil-Spec Castle Nut
by
BusteR,
Verified Owner
from AZ, United States
Written on September 21, 2020
tried installing a buffer tube with this castle nut and its too tight and it almost stripped the thread off the buffer tube, AVOID this product as it is out of spec and not a headache you want to deal with
Would Recommend:
No
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