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Luth-AR MBA-3 Stock


The Luth-AR Modular Buttstock Assembly (MBA) for AR style carbines is designed to replace the standard buttstock on your AR.

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For use with standard Mil-spec 6 position buffer tubes
1” height on cheek rest
Weighs 1.15lbs
Made from glass filled nylon

The Luth-AR Modular Buttstock Assembly (MBA) for AR style carbines is designed to replace the standard buttstock on your AR. The MBA-3 is designed to work with a 6-position Mil-Spec or Commercial buffer tube. The MBA-3 features a 3-Axis Buttplate with Length-of-Pull adjustment as well as height and lateral adjustments, and an adjustable cheek rise in a low-cost, lightweight, strong and high-quality design. The MBA-3 also features an anti-rattle set screw. The modular design of the MBA Buttstock allows you to configure your buttstock to your specific and personal needs. Includes a rail attachment for attaching a monopod. The MBA features multiple attachment points for a sling, including molded pockets that will accept Grovtec QD cups, sold separately. Stock is black.

Fully Adjustable Carbine Buttstock assembly to mount to a carbine rifle (6-positions mil-spec or commercial tube) – This is our carbine stock
Additional 1″ height on cheek rest
3-axis Adjustable Butt Plate Assembly extends additional 1 1/16″ length of pull and includes the following movement:
Horizontal for linear adjustment (i.e. length of pull)
Vertical for a perfect butt plate fit into the curvature of the shoulder.
Lateral adjustment for a ½ inch left or right cast
This butt plate assembly is interchangeable with the original MBA-1 Buttstock
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.
The MBA-3 comes with a medium soft rubber recoil pad, Duro 85.
The Luth-AR MBA-3 weighs roughly half that of comparable stocks coming in at just 18.5 ounces.
Fits all .223 and .308 AR carbine style rifles
Super Strong Glass Filled Nylon
Easy to replace and quick to install
Uses 4 out of the 6 positions on a mil-spec or commercial tube

Adapts To Existing Commercial and Mil-Spec Buffer Tubes
Certain after Market Commercial Buffer Tubes that exceed 172″ diameter, may not fit
The MBA-3 and MBA-4 are available in Black or Flat Dark Earth
The vertical struts for the MBA-3 are fixed, therefore the cheek piece is not reversible like the MBA-1 however the cheek piece itself is designed with a cheek pad for left-handed use

Perfectly paired

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