MBA-4 is our stripped down version of the MBA-3.
Fits all .223 and most .308 AR style rifles
Strong and lightweight, 10 ounces
Easy to Replace and quick to install
Adapts To Existing Commercial and Mil-Spec Buffer Tubes
Certain after Market Commercial Buffer Tubes that exceed 1.1172″ may not fit
Super Strong Glass Filled Nylon
Easy to add cheek plate or buttplate (adjustable Luth-AR accessories)
If you are upgrading the MBA-4 stock with a cheek or butt plate assembly you will need to also purchase the MBA-4 upgrade package: http://www.luth-ar.com/product/mba-4-upgrade-package/
Revolutionary Anti-Rattle Set Screw
Length of Pull (LOP) – Extended: 15 1/8″
Length of Pull (LOP) – Collapsed: 11 5/8″
Overall Length Extended: 7 1/2″
Weight: 9.5 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
It does not include the following, but can purchase on our website separately in the Accessories section:
Carbine Buffer tube
Carbine Buffer Body
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.