Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal NatchezDeal SitkaDeal 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Stores
SPIKE'S 5.56mm 16in Chrome Lined 1:7 Twist Flat Top Upper (STU5025-M4S) by Spike's Tactical -

Product Description

Spike's Tactical 16", 1:7 Twist, Mil-spec Barrel; M4 Barrel Profile, Carbine Length Gas System; F-marked A2 Front Sight Base, .750" Diameter Gas Seat; Spike's Tactical Mil-spec M16 Bolt Carrier Group; M4 Double Heat Shield Handguards; A2 Flash Hider

SPIKE'S 5.56mm 16in Chrome Lined 1:7 Twist Flat Top Upper (STU5025-M4S)

at GritrSports
Browse all GritrSports deals
$741.06
In Stock at GritrSports
Buy Now at GritrSports
Secure checkout Easy returns
or compare prices
Amazon logo Amazon eBay logo eBay

Product Details

Brand Spike's Tactical
Spike's Tactical

More from Spike's Tactical

Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spike's Tactical ST-15 5.56 SBR - Used - Short Barreled Rifle Spike's Tactical ST-15 5.56 SBR - Used - Short Barreled Rifle View Details
$699.99
Buy Now · $699.99
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spike's Tactical Stripped Lower/Upper Set - FDE Spike's Tactical Stripped Lower/Upper Set - FDE View Details
$234.00
Buy Now · $234.00
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spikes Tactical AR-15 Lower Receiver - Betsy Ross Logo - Stripped Lower Spikes Tactical AR-15 Lower Receiver - Betsy Ross Logo - Stripped Lower View Details
$116.00
Buy Now · $116.00
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spikes Tactical AR-15 Lower Receiver - Pipe Hitters Union Logo - Stripped Lower Spikes Tactical AR-15 Lower Receiver - Pipe Hitters Union Logo - Stripped Lower View Details
$107.10
Buy Now · $107.10
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spike's Tactical AR-15 Lower Receiver - Waterboard Instructor Spike's Tactical AR-15 Lower Receiver - Waterboard Instructor View Details
$107.10
Buy Now · $107.10
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spikes Tactical AR-15 Lower Receiver - Spartan Logo - Stripped Lower - BLEM Spikes Tactical AR-15 Lower Receiver - Spartan Logo - Stripped Lower - BLEM View Details
$79.99
Buy Now · $79.99
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spike's Tactical AR-15 Lower Receiver - Stripped Lower - Pipe Hitters Union Spade Logo Spike's Tactical AR-15 Lower Receiver - Stripped Lower - Pipe Hitters Union Spade Logo View Details
$116.10
Buy Now · $116.10
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spikes Tactical Complete Punisher Forged AR-15 Lower - Standard Kit - M4 Stock Spikes Tactical Complete Punisher Forged AR-15 Lower - Standard Kit - M4 Stock View Details
$283.50
Buy Now · $283.50
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spikes Tactical Complete Punisher Forged AR-15 Lower - Standard Kit - M4 Stock - Color Fill Spikes Tactical Complete Punisher Forged AR-15 Lower - Standard Kit - M4 Stock - Color Fill View Details
$300.00
Buy Now · $300.00
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Hot 🔥
Spike's ST-T2 Tungsten Heavy Buffer - 4.0oz - Open Box Spike's ST-T2 Tungsten Heavy Buffer - 4.0oz - Open Box View Details
$34.16 $85.02
60% off
Buy Now · $34.16
Primary Arms
Primary Arms
Last Updated:
Aug 11, 2026 12:04 AM
Spike's Tactical ST-9X 9mm Heavy Buffer - Open Box Spike's Tactical ST-9X 9mm Heavy Buffer - Open Box View Details
$35.10
Buy Now · $35.10
Primary Arms
KYGUNCO
Last Updated:
Aug 10, 2026 10:33 PM
SPIKES TACTICAL R2 Muzzle Brake 5.56 NATO Black SPIKES TACTICAL R2 Muzzle Brake 5.56 NATO Black View Details
$52.20
Buy Now · $52.20
KYGUNCO
KYGUNCO
Last Updated:
Aug 10, 2026 10:33 PM
SPIKES TACTICAL ST15 5.56 NATO 16" 30rd - Black SPIKES TACTICAL ST15 5.56 NATO 16" 30rd - Black View Details
$1093.50
Buy Now · $1093.50
KYGUNCO
KYGUNCO
Last Updated:
Aug 10, 2026 10:33 PM
SPIKES TACTICAL ST15 5.56 NATO 16" 30rd - Black SPIKES TACTICAL ST15 5.56 NATO 16" 30rd - Black View Details
$1089.00
Buy Now · $1089.00
KYGUNCO
KYGUNCO
Last Updated:
Aug 10, 2026 10:33 PM
SPIKES TACTICAL Spikes 556 223/5.56 16" StormTrooper Wht Mid NoMag SPIKES TACTICAL Spikes 556 223/5.56 16" StormTrooper Wht Mid NoMag View Details
$926.59
Buy Now · $926.59
KYGUNCO
MidwayUSA
Last Updated:
Aug 10, 2026 10:13 PM
Spike's Tactical Calico Jack AR-15 Stripped Lower Receiver Anodized Black Spike's Tactical Calico Jack AR-15 Stripped Lower Receiver Anodized Black View Details
$107.10
Buy Now · $107.10
MidwayUSA
Guns.com
Last Updated:
Aug 10, 2026 07:29 PM
SPIKE'S TACTICAL ST15 - RIFLE SPIKE'S TACTICAL ST15 - RIFLE View Details
$929.99
Buy Now · $929.99
Guns.com
Guns.com
Last Updated:
Aug 10, 2026 07:29 PM
SPIKE'S TACTICAL ST9G SPIKE'S TACTICAL ST9G View Details
$539.99 $599.99
10% off
Buy Now · $539.99
Guns.com
Guns.com
Last Updated:
Aug 10, 2026 07:29 PM
SPIKE'S TACTICAL ST15 SPIKE'S TACTICAL ST15 View Details
$584.99 $649.99
10% off
Buy Now · $584.99
Guns.com
Guns.com
Last Updated:
Aug 10, 2026 07:29 PM
SPIKE'S TACTICAL ST15 SPIKE'S TACTICAL ST15 View Details
$769.99
Buy Now · $769.99
Guns.com