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Rifles
- MCR
- SCR
Pistols
- SCR Pistol 5.56
- SCR Pistol 300 BLK
Uppers
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- SCR Pistol Lowers
Parts and Accessories
Ammunition
- 5.56 x 45mm NATO
- 7.62 x 51mm NATO (.308 WIN)

MCR Upper Receiver Parts

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7 Item(s)

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MCR Feed Cam Lever Arm (15083)

Regular Price:$543.99
$543.99
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MCR Billet Steel Feed Tray - Phosphate (15087)

Regular Price:$553.99
$553.99
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MCR 12.5" Adjustable Heavy Barrel (BBL-006)

Regular Price:$698.99
$698.99
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MCR 16.25" Adjustable Heavy Barrel (BBL-002)

Regular Price:$698.99
$698.99
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MCR Belt & Magazine Dual Feed Bolt Carrier - Stripped, Full-Auto (15062)

Regular Price:$523.99
$523.99
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MCR Belt & Magazine Dual Feed Bolt Carrier Assembly, Full-Auto (15064)

Regular Price:$1,046.99
$1,046.99
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MCR® Belt-Feed Cover Conversion Kit

Regular Price:$2,799.99
$2,799.99
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MCR Upper Receiver Parts

MCR Feed Cam Lever Arm (15083)

MCR Billet Steel Feed Tray - Phosphate (15087)

MCR 12.5" Adjustable Heavy Barrel (BBL-006)

MCR 16.25" Adjustable Heavy Barrel (BBL-002)

MCR Belt & Magazine Dual Feed Bolt Carrier - Stripped, Full-Auto (15062)

MCR Belt & Magazine Dual Feed Bolt Carrier Assembly, Full-Auto (15064)

MCR® Belt-Feed Cover Conversion Kit