Spike’s Tactical M4 flat top upper receiver is the same high quality M4 Mil-Spec upper used on their factory builds. This forged upper is constructed of 7075 T6 aluminum with a durable Type III Hardcoat Anodized finish. It includes the forward assist, and ejection port door, spring, and rod. This stripped upper weighs 8.5 oz.NOTE: Requires charging handle, barrel, handguard, gas block, muzzle device, gas tube and BCG (Bolt Carrier Group) to complete.
-41%
Spikes SFT50M4 Flat Top Stripp
$49.35 Save:$34.00(41%)
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