Luth-AR LR-308/AR-10 MBA-3 Stock Assembly Commercial Tube .308 Carbine Buffer And Spring Black MBA-3K308-C

Item No. ARR-089-088
Luth-AR LR-308/AR-10 MBA-3 Stock Assembly Commercial Tube .308 Carbine Buffer And Spring Black MBA-3K308-C
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Our Low Price $223.63
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Brand: Luth-AR
MFR #: MBA-3K308-C
UPC: 859992007388
Item #: ARR-089-088
Typically ships within 5 to 7 business days
LUTH-AR offers replacement components for the AR-15 that are made to strict military specifications. These high quality components will provide excellent fit and reliable function in your AR series rifle and are perfect for upgrading existing components or replacing worn or broken parts.

This package includes:

(1) MBA-3 Modular Buttstock Assembly
(1) Carbine 6-Position Mil-Spec Buffer Tube
(1) .308 Carbine Buffer Spring
(1) .308 Carbine Buffer Body
(1) Latch Plate
(1) Lock Ring

The MBA-3 includes the following features:

Buttstock assembly to mount to a Carbine AR
Fits all .223 and most .308 AR style rifles
Easy to Replace and quick to install
It adds up to 1-inch of height on the cheek rest, and an additional 1-1/16 inch length of pull
Made of super strong glass-filled nylon, the Luth-AR MBA-3 weighs roughly half that of comparable stocks coming in at just 18 ounces.
Includes a Picatinny Rail on the bottom rear of the Stock Body to attach your choice of many accessories.
Designed a flat bottom index set screw (10-24) to eliminate that constant rattle of carbine collapsible buttstock. This also allows you to secure the stock in your favorite position.
3-axis adjustable butt plate assembly (keep in mind this butt plate assembly is interchangeable with the original MBA-1 Buttstock) will have the following movement:
1. Horizontal for linear adjustment (i.e. length of pull)
2. Vertical for a perfect butt plate fit into the curvature of the shoulder.
3. Lateral adjustment for a ½ inch left or right cast.
Adapts To Existing Commercial and Mil-Spec Buffer Tubes
Certain after Market Commercial Buffer Tubes that exceed 1.172? may not fit
The MBA-3 and MBA-4 will come in black. Flat dark earth and Pink will be available in a few more months
The vertical struts for the MBA 3 are fixed therefore the cheek pc is not reversible like the MBA 1 however the cheek pc itself is designed with a cheek pad for the lefty


Length of Pull (LOP) - Extended: 15 5/8
? Length of Pull (LOP) - Collapsed: 11 11/16?
Overall Length Extended: 8 3/4?
Overall Length Collapsed: 7 11/16?
Weight: 18.5 ounces

*Length of Pull Specs depend on Buffer Tube Hole Location/Position and 5 or 6 hole patter.

Compatible Buffer Assemblies:

.223 Mil-Spec Carbine Buffer Assembly
.223 Commercial Carbine Buffer Assembly
.308 Mil-Spec Carbine Buffer Assembly
.308 Commercial Carbine Buffer Assembly (Included)

Additional Information

It does not include the following, but can be purchased separately in the accessories section:

Sling Swivels
Latch Plate
Lock Ring
Installation Notes:

When tightening the anti rattle set screw, be careful not to over tighten as it may cause the threaded insert to separate from the plastic stock body.