Attention
Attention
300 BLACKOUT 16" HBAR QUAD RAIL AR15 FLAT TOP UPPER RECEIVER ASSEMBLY
-AVAILABLE WITH OPTIONAL BLACK NITRIDE BOLT GROUP ASSEMBLY
Now you can get the classic 300 BLACKOUT HBAR heavy barrel look and feel for your AR15 without having to assemble all the small parts! Our assembly team builds the upper receiver with a 300 blackout heavy barrel and quad rail rifle handguards so its ready to drop on to your lower receiver.
The complete 300 BLACKOUT 16" HBAR QUAD RAIL AR15 FLAT TOP UPPER RECEIVER ASSEMBLY comes standard with the following parts:
Complete upper is also available with the optional BLACK NITRIDE Bolt Carrier Group (04945) installed. Please select preference when ordering.
This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. 
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