Spike's Tactical AR-15 Upper Receiver Assembly

Manufactured by Spike's Tactical
Manufactured by Spike's Tactical
186 Reviews

In Stock

Standard orders will ship out 1 business day if ordered by 3:30 pm CST, Monday-Friday. FFL orders will ship within 5 business days or less as long as we have the information for the transfer destination.

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Spike’s Tactical M4 Flat Top Upper Receiver is machined from a Mil-Spec 7075-T6 forging with a durable Type III hardcoat anodized finish. It features M4 feed ramps that are cut into the receiver before anodizing to avoid future reliability issues, laser engraved T-markings, and the Spike’s Spider logo. Includes a pre-installed forward assist and ejection port door cover.

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BrandSpike's Tactical
Feed RampsM4
FinishHardcoat Anodized
Forward AssistAssembled with Forward Assist
Manufacturer.Spike's Tactical
Port DoorAssembled with Port Cover
Receiver Material7075-T6 Aluminum
T MarksT-Marked

WARNING: This Product can expose you to chemicals which is known to state of California to cause Cancer and Reproductive Harm. For more information, see www.p65warnings.ca.gov

California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.

Spikes upper


Great price, looks great on my Anderson lower, fast shipping. Can't go wrong with this.

Excellent prices and shipping.


Great price, shipped fast, Spike's quality. Not much more to say.

recent purchase


Great product and Great company. Shipping very fast and excellent customer service . Very refreshing to see a company that still values customer service !!!!



Great product, fast shipping and unbeatable price! Got it within 2 days of ordering. Finish is a perfect match to my DPMS lower. Bought AR parts before and I will definitely buy again and recommend my buddies!! THANKS GUYS!

Spike's Forged M4 Upper Receiver Assembly SFT50M4


Great product. Good finish, nice tight fit on my lower and, as I've come to expect from PA, very fast shipping.

Spikes Upper


Great quality and fit. Matched it to a Spikes lower.

Spot on!!


Great quality, no worries with Spikes products. Fit function perfect. Primary Arms is the difference. Look no where else, because you won't find better customer service!!

As Expected


Great receiver and great craftsmanship! Everything to expect out of Spike's Tactical!

spikes receiver


great receiver easy to work with

Great product!


Great upper for my build, it's to be expected from Spikes! Great fit and finish, high quality materials.