Luth-AR AR-15/308 6-Position Commercial Carbine Buffer Tube
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Luth-AR
Overview
The Luth-Ar LLC AR-15/308 6-Position Commercial Carbine Buffer Tube is designed as a tube-only assembly, specifically built for carbine-length setups. This commercial buffer tube allows for six different positions, enabling you to customize the length of pull for better ergonomics and comfort while shooting. It is commonly used in builds featuring a pistol gas system, particularly those chambered in 5.56 NATO, providing the versatility needed for a range of applications.
Specifications
Available Merchants(4)
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Price Alert
September 2026 on GunPartPicker
Luth-AR AR-15/308 6-Position Commercial Carbine Buffer Tube ranked #38 of the 49 buffer tubes builders added on GunPartPicker in September 2026. Builders on GunPartPicker first added it to a build in May 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 2 of the 4 retailers we track have it in stock. Prices barely moved in September 2026, holding around $22.55, so there haven't been real sales lately. Buying today, the lowest price is $25.99 at Brownells, above September's low of $22.55, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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