PSA Bolt Carriers at $75 plus $4 Ga sales tax plus $8.50 shipping. Only a good deal if you can buy two or three and split the $8.50 shipping.
http://palmettostatearmory.com/psa-5-56-nato-9310-bolt-carrier-group-untested.html
http://palmettostatearmory.com/psa-5-56-nato-9310-bolt-carrier-group-untested.html
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