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The Rookie gun builder's Review of KAK Crush Washer
Brought this crush washer for a 300 blackout build washer has held it color thru 300 rounds so far no problem with it needing to be tightened again would recommend need to buy more seem as good as any other Manufacturer
Pros:
Work well
Work as advertised
Cons:
SLOW shipping
Would Recommend:
Yes
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