6.5 Grendel 11.5" SBR Complete Upper
6.5 Grendel 11.5" SBR Complete Upper Features:

- Lightweight 11.5" button-rifled, stainless steel barrel
- 1:7.5 twist rate
- Thread Protector
- Tactstar Carbon Fiber Handguard
- Low-profile gas block
- 5/8 x 24 RH threaded muzzle (non-optional)
- Direct impingement operating system
- O
ne 10-round magazine
- Weight of upper is approximately 3.4 pounds
- All Cerakote coatings are custom and will be charged upfront and will be non refundable.

This upper receiver assembly is intended for use with a registered SBR or class III lower receiver.

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.

Charging Handle Upgrade - Please select this option if you would like to upgrade to the Raptor Ambidextrous charging handle.
Camo Upgrades - Select a camo 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: $755.00
Selected Options: $0.00
Total Price: $755.00

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 ammunition and extra parts! - This upper receiver assembly ships with one 10-round magazine. Visit the products below to add more to your order. If you are choosing the MK10 handguard upgrade, be sure to add MK10 rail sections for your handguard! We strongly recommend that you also add ammunition to your order instead of placing a separate order to avoid lengthy ammunition back-order situations.
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