300 AAC Blackout 11.5" SBR Complete Upper
300 AAC Blackout SBR Upper Features:

- 11.5" Barrel
- 1:7 Twist Rate
- 5/8-24RH Threading
- Thread Protector (Upgrade Options Below)
- MK10 series carbine handguard
- Direct Impingement Operating System
- Black Finish (Cerakote Upgrade Options Below)
-
One 30 Round Magazine (Unless Restricted by Your State)
- Weight is 3.4 lbs

This unit is 100% complete and is compatible with any standard-specification lower receiver (no modifications required)

All NFA rules apply



All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.
AVAILABLE UPGRADE OPTIONS
Charging Handle Upgrade - Please select this option if you would like to upgrade to the Raptor Ambidextrous charging handle.
Handguard Upgrade - Please select the Midwest Industries four-railed handguard upgrade
Muzzle Upgrades - Please select a muzzle upgrade
Color Upgrades - Select a Cerakote upgrade. Requires a non-refundable deposit of the cerakote upgrade price once the order enters production. Cerakote is applied to handguard and receiver only.
Base Price: $755.21
Selected Options: $0.00
Total Price: $755.21
Qty:

All Alexander Arms® upper receiver assemblies are fully-complete, function-tested, and ready to fire.

Approx Weight: 3.40 lb. / Each
Dimensions (LxWxH): 20.00 x 3.00 x 3.00 in.
Don't forget your accessories and ammunition! - We have quality magazines, ammunition, and handguard accessories available for this rifle. Be sure to order these now to avoid additional shipping costs and delays! MK10 rail sections and Manticore Arms panels are sold separately.
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