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 Black Luth AR MBA-3 comes with a  medium soft rubber recoil pad, Duro 85.
 
The FDE Luth AR MBA-3 comes with a FDE hard butt plate as a pad. A Black medium soft rubber recoil pad is available for additional purchase.
 
The Luth AR MBA-3 weighs roughly half that of comparable stocks coming in at just 18.5 ounces.
Fits all .223 and most .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