Description
The BCI SQS15 Professional Series is a semi auto rifle that is ideally suited for professional duty, competition or personal defense. This AR-15 is equipped with an enhanced combat hammer and ambidextrous safety. The 16″ barrel has a salt bath nitride finish. The 7075-T6 alloy receivers and the extended handguard are finished in Cerakote. The rifle has a three prong flash hider.
Specifications and Features
BCI Defense 510-0001SG
.300 AAC Blackout
Gas operated semi automatic
16″ free float barrel with nitride finish
1:8″ twist
30 rounds capacity
Extended aluminum handguard with Cerakote finish
3 prong flash hider
6 position stock
7075-T6 alloy receivers with Cerakote finish
Overall length 33″ to 36″
Weight 6.45 lbs
Gray/Black





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