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