Spikes STR5025M4S ST-15 LE M4 Carbine 223 Rem,5.56x45mm NATO 16″ No Magazine Black Hard Coat Anodized 6 Position Spikes Tactical M4 Stock
$949.50
Spikes STR5025M4S ST-15 LE M4 Carbine 223 Rem,5.56x45mm NATO 16″ No Magazine Black Hard Coat Anodized 6 Position Spikes Tactical M4 Stock
⚠ California Compliance Required
This firearm is not currently configured for California sale. To purchase, select a conversion service below. We'll route your firearm through our Nevada FFL partner for modification before delivery to Sunnyvale. Expect 14–20 days for the conversion process.
Option A — Fixed-Magazine Conversion
Locks the rifle to fixed-magazine operation (10-round capacity).
Kingpin variant (alternative — pick one):
Selected:
The Spikes STR5025M4S ST-15 LE M4 Carbine delivers reliable 5.56 NATO performance in a compact 16-inch package. Whether you're in Concord or elsewhere in California, understanding your local regulations matters. Review California firearm laws before purchase to ensure compliance with current requirements.
Semi-Auto Carbine Performance
This Spikes Tactical M4 runs .223 Rem or 5.56 NATO with a 1:7 twist rate optimized for heavier projectiles. The 16-inch barrel balances velocity and maneuverability, while the A2 front sight and Magpul MBUS rear sight pair for fast target acquisition. The 6-position M4 stock allows length-of-pull adjustment. TacticCAL Gun Store stocks quality AR platforms for shooters serious about reliability. Visit our firearms dealer in Sunnyvale for our full catalog.
Frequently asked questions
What sights come installed on this carbine?
The STR5025M4S includes an A2 front sight and Magpul MBUS rear sight. Both are field-proven designs that cowitness well and allow quick target transitions.
Is a magazine included with this rifle?
No, this model ships without a magazine. You'll need to source compatible 5.56 NATO magazines separately to run the carbine.
Does TacticCAL help with CA compliant firearms?
Yes — TacticCAL specializes in California-compliant handguns from the DOJ Roster and PC §32100 exempt single-action revolvers. Find gun shop Los Gatos at TacticCAL.
Spike’s Tactical ST-15 LE M4 Carbine Rifle is designed for law enforcement. The chrome moly vanadium barrel is chrome lined, threaded, has an A2 flash hider, and is Mil-Spec phosphate coating. The 7075-T6 lower features proprietary low shelf, RDIAS compatibility, and has a hard coat anodized finish. Its proprietary gas tube has a black nitride finish both inside and out, while the charging handle has a Mil-Spec type three coating. The Spikes Tactical M4 stock features 6-position mil-spec buffer tube and a Spikes pro grip. The ST-15 LE M4 Carbine also has a jeweled mil-spec trigger, A2 front with a Magpul MBUS rear sights, and sling swivel. It includes a hard case. This model has a 16″ barrel and a 12″ BAR2 rail. It comes with a magazine.
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Spikes STR5025M4S ST-15 LE M4 Carbine…
$949.50
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