Upper Receivers

See why WMD has become the go to resource for high-performance custom AR buildouts and upgrades. Our upper assemblies and upper parts use the same high quality, performance components used in our NiB-X® Beast rifles.

Showing 1–15 of 30 results

NiB-X AR-15 A3/A4 Upper Receiver, Forged w/M4 Feed Ramps, Stripped
Rated 0 out of 5
$112.00 Add to cart
.308 Ambidextrous Charging Handle – NiB-X Nickel Boron
Rated 0 out of 5
$110.00 Add to cart
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
27 Color
.308 Charging Handle – NiB-X Nickel Boron w/ Ceramic TOPCOAT
Rated 0 out of 5
$85.00 Select options
.308 Ejection Port Cover Assembly – NiB-X Nickel Boron
Rated 0 out of 5
$19.50 Add to cart
.308 Ejection Port Cover Assembly – Nitromet
Rated 0 out of 5
$21.00 Add to cart
1-NIBXUB-SLAB
Rated 0 out of 5
$95.00 Add to cart
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
1-NIBXUB-SLAB-C
Rated 0 out of 5
$119.00 Select options
ANOUA350LEGEND: Anodized Upper Assembly 350 LEGEND
Rated 5.00 out of 5
$665.00 Add to cart
ANOUA350LEGEND: Anodized Upper Assembly 350 LEGEND – 18″
Rated 0 out of 5
$665.00 Add to cart
AR-15 Ambidextrous Charging Handle – NiB-X Nickel Boron
Rated 0 out of 5
$95.00 Add to cart
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
24 Color
AR-15 Charging Handle – NiB-X Nickel Boron w/ Ceramic TOPCOAT
Rated 0 out of 5
$46.00 Select options
AR-15 Ejection Port Cover Assembly – NiB-X Nickel Boron
Rated 0 out of 5
$19.00 Add to cart
AR-15 Ejection Port Cover Assembly – Nitromet
Rated 0 out of 5
$19.00 Add to cart
AR-15 Forward Assist Assembly – NiB-X Nickel Boron
Rated 0 out of 5
$19.50 Add to cart
AR-15 Forward Assist Assembly – Nitromet
Rated 0 out of 5
$19.50 Add to cart

Showing 1–15 of 30 results

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NiB-X AR-15 A3/A4 Upper Receiver, Forged w/M4 Feed Ramps, Stripped

.308 Ambidextrous Charging Handle – NiB-X Nickel Boron

.308 Charging Handle – NiB-X Nickel Boron w/ Ceramic TOPCOAT

.308 Ejection Port Cover Assembly – NiB-X Nickel Boron

.308 Ejection Port Cover Assembly – Nitromet

1-NIBXUB-SLAB

1-NIBXUB-SLAB-C

ANOUA350LEGEND: Anodized Upper Assembly 350 LEGEND

ANOUA350LEGEND: Anodized Upper Assembly 350 LEGEND – 18″

AR-15 Ambidextrous Charging Handle – NiB-X Nickel Boron

AR-15 Charging Handle – NiB-X Nickel Boron w/ Ceramic TOPCOAT

AR-15 Ejection Port Cover Assembly – NiB-X Nickel Boron

AR-15 Ejection Port Cover Assembly – Nitromet

AR-15 Forward Assist Assembly – NiB-X Nickel Boron

AR-15 Forward Assist Assembly – Nitromet

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