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  3. Upper Receiver Parts
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  • 2(current)
35 Products found
KAC Flip up front sight
KAC Flip up front sight
$225.87
$203.28
Gas Piston complete MR/SL8/G36
Gas Piston complete MR/SL8/G36
$61.99
$55.79
OUT OF STOCK
MR556 Ejection Port Cover Axle
MR556 Ejection Port Cover Axle
$11.99
$10.79
OUT OF STOCK
MR556 Complete Bolthead
MR556 Complete Bolthead
$219.99
$197.99
OUT OF STOCK
MR556/MR762 Extractor Spring
MR556/MR762 Extractor Spring
$5.99
$5.39
OUT OF STOCK
HK Folding Front Sight
HK Folding Front Sight
$247.99
$223.19
OUT OF STOCK
MR556A1/HK416 11" handguard
MR556A1/HK416 11" handguard
$447.99
$403.19
OUT OF STOCK
HK Vertical Foregrip
HK Vertical Foregrip
$68.99
$62.09
OUT OF STOCK
MR556 A4 11" Upper Receiver Kit
MR556 A4 11" Upper Receiver Kit
$2,499.00
$2249.10
OUT OF STOCK
MR556 A4 16.5" Upper Receiver Kit
MR556 A4 16.5" Upper Receiver Kit
$2,499.00
$2249.10
OUT OF STOCK
MR556 RAL8000 Stripped Upper receiver
MR556 RAL8000 Stripped Upper receiver
$1,568.00
$1411.20
OUT OF STOCK
MR556/HK416 FDE Ejection Port Cover
MR556/HK416 FDE Ejection Port Cover
$44.99
$40.49
OUT OF STOCK
MR556 A4 16.5" RAL8000 Upper Receiver Kit
MR556 A4 16.5" RAL8000 Upper Receiver Kit
$2,499.00
$2249.10
OUT OF STOCK
MR556 A4 11" RAL8000 Upper Receiver Kit
MR556 A4 11" RAL8000 Upper Receiver Kit
$2,499.00
$2249.10
OUT OF STOCK
Rear Sight, Complete, HK416/MR, 14.5/16.5
Rear Sight, Complete, HK416/MR, 14.5/16.5
$263.99
$237.59
OUT OF STOCK
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  • 2(current)