Upper Combo Kits

NBS Slick Side Billet Receiver & M-LOK Handguard Combo

From $98.66

Left Handed AR-15 Upper Receiver + BCG Combo

Save 5%

MSRP: $274.98

$259.95

NBS AR-9 Slick Side Billet Receiver & M-LOK Handguard Combo

Save 15%

MSRP: $129.99

From $105.66

Out of stock

NBS Upper Build Kit w/ Extended Latch Charging Handle

Save 9%

MSRP: $219.95

$199.95

Out of stock

Aero Precision M4E1 Enhanced Upper Receiver and M-LOK Handguard Combo Gen 2 – Anodized Black

From $251.98

Out of stock

16″ Mid-Length Bare Bones Barreled Upper Combo Kit

Save 6%

MSRP: $239.95

$224.95

Out of stock

Aero Precision M4E1 Enhanced Upper Receiver and Quantum M-LOK Handguard Combo – Anodized

From $222.94

Out of stock

Rosco Manufacturing Purebred 13.7″ Midlength .223 Wylde Sauce Pack

$324.95

Out of stock

Aero Precision M4E1 Threaded Assembled Upper Receiver and ATLAS S-ONE M-LOK HG Combo – Anodized

From $247.48

Out of stock

NBS 16″ 5.56 Barreled Upper Combo Kit

Save 5%

MSRP: $259.99

$245.95

Aero Precision M4E1 Upper Receiver + Black Nitride BCG Combo

Save 11%

MSRP: $269.95

$239.95

Rosco Manufacturing Bloodline 11.5″ Carbine 5.56 Sauce Pack

$299.95

Aero Precision M4E1 Upper Receiver and 7″ M-LOK Gen 2 Handguard Combo – FDE Cerakote

$279.99

Out of stock

Aero Precision M4E1 Threaded Assembled Upper Receiver and 9″ ATLAS R-ONE M-LOK Handguard Combo – Anodized Black

$269.95

Aero Precision M4E1 Upper Receiver and 9″ M-LOK Gen 2 Handguard Combo – FDE Cerakote

$344.99