In StockSave 46%
Type
parts
Last Seen
May 20, 2026
WMD Guns AR-15 A3/A4 Upper Receiver Forged w/M4 Feed Ramps Stripped NiB-X Crimson
Sold byOptics Planet•Posted Apr 27, 2026
$73.49
$135.00
You save $61.51 (46% off)
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Deal Summary
- Currently in stock.
- Category: parts
- SKU: 1UX-UPR-UR5S-1-NIBXUF-CRIMSON
- Brand: Wmd Guns
Price History
Deal Details
WMD Guns AR-15 A3/A4 Upper Receiver Forged w/M4 Feed Ramps Stripped NiB-X Crimson. Ideal building block for a long lasting AR15. This 7075 T6 Aluminum forged Mil Spec stripped receiver with M4 feed ramps has NiB-X coating inside and out to provide an exceptionally tough ultra-smooth surface finish for outstanding wear resistance and lubricity. NiB-X is almost twice as hard as anodize and has a much lower coefficient of friction. Topcoated on the outside only with a ceramic color coating leaving