Onyx Arms LLC
Quality Rifles, Handguns & Accessories in San Antonio, TX
Subtotal: $12,799.11
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$135.00
In stock
Hard Coat Anodized.
M4 Feed ramps.
Stripped Upper receiver with our logo deeply laser engraved pre ano.
Check out our upper parts kits, bcgs, and A2 rear sight kits to complete your upper!