AR-15 Uppers

6.5 Grendel | AR-15 Uppers
 
All Alexander Arms® upper receiver assemblies are fully-complete, function-tested, and ready to fire. All available products and options are visible in the Online Store. We do not produce custom weapons.

All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.
Introducing the Alexander Arms 6.5 Grendel SBR/Pistol Upper Kit! This kit has everything you need to get started on your very own 6.5 upper build!

The kit includes:

- Mil-Spec flat top upper receiver (port door and forward assist installed)
- Our very own high quality 11.5" 416R SS barrel with a 1:7.5 twist and a bead blasted stainless finish
- Threaded 5/8-24 TPI RH
- Complete bolt carrier and 6.5 Grendel Bolt
- Carbine length Gas tube
- Mil-Spec charging handle
- One 10 Round Magazine

The kit does not include a barrel nut or handguard.

 

 
$630.00
Introducing the Alexander Arms 6.5 Grendel Upper Kit! This kit has everything you need to get started on your very own 6.5 upper build!

The kit includes:


- Mil-Spec flat top upper receiver (port door and forward assist installed)

- Our very own high quality 16" chrome moly, extreme lightweight barrel with a 1:7.5 twist and a melonite finish
- Threaded 9/16-24 TPI RH

- Complete bolt carrier and 6.5 Grendel Bolt
- Your choice of either a Low Profile or Picatinny Railed Gas Block
- Mid-length Gas tube
- Mil-Spec charging handle
- One 10 Round Magazine


The kit does not include a barrel nut or handguard.
 
$630.00
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.

 
$755.00
This upper features:

- Flat-top receiver
- 16" chrome moly, lightweight barrel with melonite finish
- 1:7.5 twist
- Threaded 5/8 x 24
- Manticore Arms Transformer Rail handguard
- Your choice of two sets of panels
- Cerakote finish of your choice (Options Below)
- One 10 round 6.5 Grendel magazine.
- Weight of upper is 3.85 lbs

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

Muzzle device pictured NOT included.  See upgrade options below.

All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.
$1,249.00
Features:

- Lightweight 18" button-rifled, fluted stainless steel barrel
- Thread Protector
- 1:7.5 inch twist
- Tacstar Carbon Fiber Handguard
- Ambidextrous Charging Handle
- 5/8-24 muzzle threading (non-optional)
-
Direct impingement operating system
- Woodland Camo Finish (non-optional).
- One 10-round magazine.

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

 
 
All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.

 
$1,249.00
Features:

- Lightweight 18" button-rifled, fluted stainless steel barrel
- Thread Protector
- 1:7.5 inch twist
- Tacstar Carbon Fiber Handguard
- Ambidextrous Charging Handle
- 5/8-24 muzzle threading (non-optional)
-
Direct impingement operating system
- Only Available in Black
- One 10-round magazine.

 

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

 
 
All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.

 
$1,110.00
This unit features:

- Flat top receiver
- Ambidextrous Charging Handle
- Thread Protector
- 20" stainless steel barrel coated in black
- 1:9 twist
- Catalyst Arms Fast Track Handguard
- Low-profile gas block
- Direct impingement operating system
- O
ne 10-round magazine
- Threaded 5/8-24 RH (non-optional)
- Sandstorm Finish
- Weight of upper is 6.0 pounds

 
 

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


All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.
$1,069.00
The Blitz Upper Features:

- Catalyst Arms Fast Track Handguard
- Ambidextrous Charging Handle
- Thread Protector
- 5/8-24RH Threads
- FDE Cerakote Finish
- 18" Stainless Steel Barrel Finished in Black
- 1:7.5 Twist

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


All uppers and rifles are built to order and have an estimated lead time of 4-6 weeks.
$1,400.00