The MBA-3 Carbine is LUTH-AR's new revolutionary designed stock! This
stock is to be paired with Carbine AR/collapsable rifles that will allow
shooters to have full adjustability. Not only is it the lightest and
most affordable adjustable buttstock on the market, it includes several
stand-out features and attributes. This stock works with both Commercial
and Mil-Spec 6-position tubes/assemblies.
Features and Specifications:
Manufacturer Number: MBA-3
Buttstock assembly to mount to a Carbine/Collapsable (Six-position tube) AR
Easy to Replace and quick to install
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
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.
Three-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:
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.
Adapts To Existing Commercial and Mil-Spec Buffer Tubes
Certain after Market Commercial Buffer Tubes that exceed 1.172" may not fit
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"
*Length of Pull Specs depend on Buffer Tube Hole Location / Position and 5 or 6 hole pattern.
Overall Length Extended: 8 3/4"
Overall Length Collapsed: 7 11/16"
Weight: 18.5 ounces
Fits all .223 and most .308 AR style rifles
Compatible Buffer Assemblies:
.223 Mil-Spec Carbine Buffer Assembly (6-position Tube)
.223 Commercial Carbine Buffer Assembly (6-position Tube)
.308 Mil-Spec Carbine Buffer Assembly (6-position Tube)
.308 Commercial Carbine Buffer Assembly (6-position Tube)
This product does not include Sling Swivels or Buffer Tube Assembly
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.