The LR .308 Bolt Carrier from Luth-AR - Complete Kit is built from 8620 Steel, heat-treated to Army specifications, and has a Manganese Phosphate finish.

Kit Includes:

Bolt Carrier

.308 Bolt w/extractor installed

Carrier Key

Firing pin

Cam pin

Firing Pin Retaining Pin

Bolt carrier key screws (2)

Bolt Carrier Specs:

Carrier: 8620 steel

Cam Pin: 4340 Alloy steel

Carrier key: 4130 Alloy steel

Army Spec Heat Treatment

Manganese Phosphate

Bolt:

Due to supply chain issues, material for the bolt may vary

Mil-Spec heat treat

Manganese Phosphate

Extractor:

4140 Chrome Moly

Machined from bar-stock

Mil-Spec heat treat

Manganese Phosphate

LuthAR is known for high-quality, affordable complete AR firearms, accessories, and components.

Made in the USA

One Year Warranty