American Made Parts for American Rifle Builders
Low profile steel gas block with a .750" gas journal. 4140 gun quality steel with a Nitride finish. Dual set screws secure gas block to barrel. Honed interior allows for smooth...
Get your .458 SOCOM or 450 Bushmaster AR-15 running perfectly with the Brownells M16 .458 SOCOM/450 Bushmaster Bolt Carrier Group, which features construction and finishing designed to provide the...
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