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Spike’s Tactical M4 16″ Complete Upper – 5.56 NATO – Black

$545.00

Elevate your AR-15 with the Spike’s Tactical M4 16″ Complete Upper Assembly. Crafted with precision from forged aluminum, this reliable assembly features a 16″ M4 profile barrel, chrome-lined and 1 in 7″ twist rate. Coated in MIL-SPEC phosphate and equipped with a Spike’s Tactical Phosphate M16 Bolt Carrier Group, it ensures durability and performance for your 5.56 NATO build.

Availability: In stock SKU: STU5025-M4S Categories: ,

Description

## Spike’s Tactical M4 16″ Complete Upper Assembly 5.56 NATO in Black

Looking for a top-quality M4 upper assembly that you can rely on? Look no further than the Spike’s Tactical M4 16″ Complete Upper Assembly. These excellent upper features a 16″ barrel chambered in 5.56 NATO, with a M4 profile and 1 in 7″ twist rate. It’s constructed from forged 7075-T6 aluminum and is hard coat anodized in black for a durable finish. Plus, it comes with a Spike’s Tactical Phosphate M16 Bolt Carrier Group for added peace of mind. This BCG has been high pressure tested and magnetic particle inspected and is finished off with a laser engraved Spike’s ST spider logo. The gas tube is carbine length and black nitride finished inside and out, for a smooth operation.

**Spike’s Tactical M4 16″ 5.56 NATO Upper Features:**

– 7075-T6 Forged Aluminum Upper Receiver
– 16″ M4 Profile Barrel
– Chrome Lined
– 1 in 7″ Twist
– 1/2″ x 28 muzzle thread
– 5.56 NATO
– .750″ Gas Block Seat
– MIL-SPEC Phoshate coated
– A2 Front Sight Base
– M4 Handguard with double heat shield
– Carbine Gas Tube
– Forged Aluminum Charging Handle with MIL-SPEC Type III coating
– M16 Bolt Carrier Group Phosphate coated
– High Pressure Tested
– Magnetic Particle Inspected
– ST Spider Logo laser engraved
– Weight: 4lb 2oz
– SKU#- STU5025-M4S

As always, all Spike’s Tactical products boast a Lifetime Warranty from manufacturer defects.

Pairs well with [Spikes Lower Parts Kit](https://daytonatactical.com/products/spikes-tactical-ar-15-lower-parts-kit-standard).

**WARNING:** This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information: [**www.P65Warnings.ca.gov**](https://www.p65warnings.ca.gov/)

16 reviews for Spike’s Tactical M4 16″ Complete Upper – 5.56 NATO – Black

  1. 5 out of 5

    Jack V.

    Perfect fit and finish. This is exactly what I was looking for. A++

  2. 5 out of 5

    Jack V.

    Installed without any issues. Works perfectly. Very impressed with the craftsmanship.

  3. 5 out of 5

    Brandon A.

    Good value for the money. Quality is consistent with the price point.

  4. 5 out of 5

    Mark W.

    Solid product, no complaints. Exactly as described. Fast shipping.

  5. 4 out of 5

    Justin W.

    Great addition to my build. Fit perfectly the first time with no modifications needed.

  6. 5 out of 5

    Stephen P.

    Outstanding product. Arrived quickly and was exactly as described. Will buy again.

  7. 5 out of 5

    Nathan I.

    Installed without any issues. Works perfectly. Very impressed with the craftsmanship.

  8. 4 out of 5

    Jacob C.

    Very happy with this purchase. Works exactly as described. Great value.

  9. 5 out of 5

    Jacob C.

    Bought this on a recommendation and now I understand the hype. Outstanding.

  10. 4 out of 5

    William S.

    Just received my order and couldn’t be more satisfied. Great quality and fast shipping.

  11. 5 out of 5

    George V.

    Great addition to my build. Fit perfectly the first time with no modifications needed.

  12. 5 out of 5

    Jerry Z.

    Good product, no major complaints. Took a few extra days to ship but worth it.

  13. 5 out of 5

    Donald C.

    Top quality at a competitive price. Couldn’t be happier with this purchase.

  14. 5 out of 5

    Charles B.

    Good value for the money. Quality is consistent with the price point.

  15. 5 out of 5

    Frank R.

    Ordered for my AR build and couldn’t be happier. Solid construction and great finish.

  16. 5 out of 5

    William S.

    Fantastic product. The craftsmanship is excellent and it fits perfectly. 5 stars!


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