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5.56 (16″ Barrel & 13.5″ Keymod Handguard) AR 15 Rifle Upper Assembly – (1:7 Twist)

$599.99 $399.99 (You Save $200.00)

AR15 Upper (16 Barrel & Keymod Handguard) - 1
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SKU: 2231617(B)-KEYMOD(135)


16” Mid-Length Rifle Kit w/ Lightweight 13.5” Keymod Handguard

Normally, If you want to build a close-to-top-tier AR 15, you’re gonna have to cough up some serious cash and do some custom gunsmithing – but not anymore. This 16” mid-length rifle upper affords you with a convenient pre-built way to own a premium black rifle upper without any guesswork or loads of cash spent.

This 16” upper features a lightweight, 13.5” keymod handguard, free-floated to guarantee accuracy. You’ll enjoy plenty of rail space to attach all your favorite accessories without putting added stress on the barrel. This upper contains a 16” barrel is made from 4150 chrome moly steel – hardened and accurate that commonly affords MOA accuracy.

This upper includes a forged 7075 T6 upper, full-auto bolt carrier group, low-profile gas block, muzzle device, charging handle and a 4150 chrome moly steel nominal 1:7 twist rate barrel make this rifle kit one of the most versatile, accurate, and ergonomic uppers available at this price point. 

Build Kit Specs

Barrel Length: 16″
Gas System: Mid-length
Barrel Profile: A2 style
Barrel Steel: 4150V chrome moly
Barrel Finish: Black nitride
Chrome Lining: No
Muzzle Thread: 1/2-28
Chamber: 5.56 NATO
Twist Rate: 1:7
Barrel Extension: M4
Diameter at Gas Block: .750″
Gas Block Type: Low-profile
Muzzle Device: A2 flash hider
Receiver Material: Forged 7075 T6
Receiver Type: M4
Handguard Type: 13.5″ lightweight free-float keymod
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-auto
Charging Handle included: Yes
Overall Length: 24.5″

Why This 16” Rifle Upper?

  • Ships straight to your front door – no FFL required!
  • Completely legal to own, this is not considered a firearm
  • Top-tier construction affords MOA accuracy
  • Prebuilt upper is ready to fire out of the box

No FFL required Made in the USA Lifetime Warranty

5.56 (16″ Barrel & 13.5″ Keymod Handguard) AR 15 Rifle Upper Assembly – (1:7 Twist)

$599.99 $399.99 (You Save $200.00)

Save For Later
Save For Later

Free Shipping on all orders $325+!


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