Luth-AR MBA-1 Stock With Buffer Assembly, A2 Extension Tube .308 Buffer Spring, Black - MBA-1K308
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Luth-AR
Overview
The Luth-AR MBA-1 Stock is designed to provide a solid foundation for your .308 builds, featuring an A2 extension tube that ensures compatibility with standard buffer assemblies. This stock includes a buffer assembly and an A2 buffer spring, which work together to optimize the cycling of your rifle and enhance overall stability. Commonly found in builds with an intermediate gas system, this stock is a reliable choice for those looking to improve their .308 Win performance.
Specifications
Luth-AR MBA-1 Stock With Buffer Assembly, A2 Extension Tube .308 Buffer Spring, Black - MBA-1K308
Build history on GunPartPicker
Builders have been adding the Luth-AR MBA-1 Stock With Buffer Assembly, A2 Extension Tube .308 Buffer Spring, Black - MBA-1K308 to their builds on GunPartPicker since February 2026. All time, it ranks #195 of the 450 stocks and braces builders have added.
It was in stock most days in September 2026, and today 5 of the 7 retailers we track have it in stock. Prices barely moved in September 2026, holding around $135.62, so there haven't been real sales lately. Buying today, the lowest price is $135.62 at Brownells, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 30+ retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
PSA GEN3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With Nickel Boron BCG & CH
Wilson Combat Tr-Ttu-M2 Tactical Trigger Unit
Aero Precision AR .308 M5 Lower Complete W/ A2 Grip & M4 Stock
Geissele Automatics Super Stainless AR-15 Magazine Release Catch
PSA PA10 .308 Bolt Catch - 503661
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
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