Spikes Tactical ST-15 5.56 NATO AR-15 Rifle, 16 in Threaded Barrel, DI, A2 Front Sight, Flip-Up Rear, 6-Position Stock, 30+1 - Black
This Spikes Tactical ST-15 is a clean, well-marked 5.56 NATO AR-15 configured with a 16-inch threaded barrel, A2 front sight base, and a flip-up rear aperture installed. It features a flat-top T-marked upper, 7075-T6 aluminum receivers with a matte black anodized finish, and a 6-position M4-style stock. The rifle is in excellent overall condition with a bright bore and comes with a USGI-pattern 30-round magazine and the original manual.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Only faint evidence of previous handling is present. The bore interior shows a bright, mirror-like appearance.
What's Included
- Original manual
- Flip-up polymer rear aperture (installed)
- 1x 30-round USGI-pattern aluminum AR-15 magazine
The rifle is built on 7075-T6 aluminum receivers finished in matte black anodizing. The flat-top upper is T-marked from T4 to T14 and includes a forward assist, case deflector, and ejection-port cover.
The 16-inch barrel is threaded and fitted with an A2 birdcage flash hider. Carbine-length, two-piece ribbed polymer handguards with heat-shield rivets provide a classic, durable front end.
Sighting is handled by an A2 fixed front sight base with bayonet lug and sling swivel, paired with a flip-up polymer rear aperture installed. The flat-top receiver offers T-marked rail slots for precise accessory placement.
Furniture includes a 6-position M4-style polymer stock molded with the Spikes spider logo and an A2-style pistol grip. Controls include a manual safety with pictogram SAFE/FIRE selector. Capacity is 30+1, and the bolt carrier is marked with the Spikes spider logo.
Lower receiver rollmarks include the Spikes spider logo, MOD ST15, and CAL. MULTI, with the right side marked SPIKE'S TACTICAL, APOPKA, FL, U.S.A. The rifle is made in the United States and operates via a direct impingement, semi-automatic action.




