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The Moeba Tactical MBA-4 Buttstock Assembly is a complete kit for assembling a carbine buffer system on AR-15 and AR-10 style rifles. The buttstock is made of glass-filled nylon and weighs roughly 9.6 oz. It features a built-in Picatinny rail for accessories and a revolutionary anti-rattle set screw. The MBA-4 stock is designed to adapt to existing commercial and mil-spec buffer tubes and is not interchangeable with A2 standard buffer tubes. Package contents include the Luth-AR MBA-4 Stock Assembly. Compatible with AR-15 and AR-10 carbine platforms. Not designed for large bore calibers such as .338 Lapua or .50 BMG.
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Sign In to Set AlertThis is a bundled product that includes multiple components. The exact contents may vary - check the product description for more details.
• Complete assembly ready to use
• Multiple components included
• Value package pricing
Guide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
A neutral overview of AR-15 buffer systems, covering carbine vs. rifle receiver extensions, buffer weights, springs, and how these parts affect cycling and recoil.
5 min read