In stock
Lead Star Arms Grunt 16" .223 Wylde AR-15 w/ 17" Grunt Handguard
In stock

Lead Star Arms Grunt 16" .223 Wylde AR-15 w/ 17" Grunt Handguard

$749.99 Regular Price $871.06
Brand Lead Star
Customers must read Compliance Information before purchasing.

Product Details


Chamber: .223 Wylde

Barrel Length: 16” 

Barrel Material: 4150V Chrome Moly Vanadium Steel

Barrel Finish: Nitride

Barrel Profile: A2 Style

Twist Rate: 1 in 8”

Muzzle Device: Lead Star Enhanced Compensator

Muzzle Thread: 1/2x28

Extension: M4

Gas System: Mid-Length

Gas Block Type: Micro style .750” Diameter

Upper Receiver: Lead Star Grunt Forged 7075 T6 Aluminum

Receiver Style: M4 Flat top with feed ramps

Receiver Finish: Hardcoat Anodized / Cerakote

Forward Assist: Yes

Dust Cover: Yes

Handguard Style:Lead Star Grunt 17" MLOK Handguard

Bolt Steel: Carpenter 158

Bolt Carrier Steel: 8620

Staked Gas Key: Yes

Lower Receiver: Lead Star Grunt Forged 7075 T6 Aluminum

Receiver Finish: Hardcoat Anodized / Cerakote

Grip: Grunt Combat Grip, Black w/ Rubber Overmold

Fire Control Group: Lead Star Grunt Mil-Spec FCG

Buffer Tube: 7075 T6 Aluminum Mil-Spec Tube

Adjustment: 6-position collapsible

Stock: Lead Star lightweight 6-position Carbine

Magazine: (1) 30-Round Magazine (where available by law)


The Lead Star Arms ultralight series of duty firearms are equipped with features normally only found on higher-priced models. Engineered for best-in-class performance with our distinctive aesthetics. The Grunt AR-15 Rifle features a 16" barrel with a lightweight 17" handguard to give a streamlined look. Outfitted with a Lead Star Grunt Combat Grip, LSA Compensator, and a Lead Star lightweight 6-position Carbine Stock the Grunt AR-15 Rifle is everything you could want in an AR Rifle.


  • Grunt™ Upper Receiver (MIL-SPEC): CNC machined from a 7075-T6 aluminum forging for extreme precision and enhanced durability. Flat top Picatinny design for versatility in mounting optics and other enhanced components. M4 feed ramps for added reliability.
  • Grunt™ Lower Receiver (MIL-SPEC): CNC machined from a 7075-T6 aluminum forging for extreme precision and enhanced durability. Laser engraved markings including Lead Star™ logo and multi-caliber.
  • 17" Grunt™ Handguard: CNC machined from 6061-T6 aluminum for extreme precision and enhanced durability. Eliminates harmonics from attached accessories greatly improving weapon accuracy. Four Picatinny slots at the 12 o'clock position for mounting back up sights. M-LOK slots at the 3 and 9 o'clock positions and full-length M-LOK at the 6 o'clock position for mounting only the Picatinny rail needed or accessories. Designed for compatibility with 16" barrels.
  • Barrel: 16" 4150V .223 Wylde chamber. 1:8 Twist. 1/2"-28 muzzle device threads.
  • Gas Block: Micro-style steel with black nitride QPQ finish for lightweight and increased durability.
  • Bolt Carrier Group: M16 profile with black nitride QPQ finish and properly staked gas key. Carpenter C-158 black nitride QPQ finish bolt for the maximum in dependability. 
  • Gas System: Direct impingement with a mid-length gas system to reduce recoil and minimize wear on moving parts. Features black nitride QPQ finish gas tube for reducing signature and increased resistance to heat.
  • Muzzle Device: Enhanced design compensator dramatically reduces recoil. Unique geometry minimizes muzzle rise for faster follow-up shots.  Pre-drilled on the bottom for pinning muzzle brake to the barrel. Precision CNC machined steel. Black nitride coating for durability in extreme conditions.
  • Grip: Grunt Combat™ Grip. Black with rubber over-mold for maximum comfort and weapon control in all conditions.
  • Stock: Lead Star lightweight carbine stock with 6 position adjustment.
  • Magazine: Comes standard with 1 Magpul® 30 Round MOE® PMAG® black magazine.


Q & A


All NFA Rules Apply.
These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.
Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to (CA Health and Safety Code Section 25249.6).