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Luth-AR
Overview
The Luth-AR Fixed Rifle Length Buffer Tube Complete Assembly is designed specifically for AR-10 rifles, providing a reliable and solid platform for your build. This assembly includes all necessary components to effectively manage recoil and ensure smooth operation, particularly when paired with a rifle-length gas system and optimized for .308 Winchester caliber. You'll often find this buffer tube assembly in builds that prioritize stability and precision, making it a popular choice for long-range shooting applications.
Luth-AR Fixed Rifle Length Buffer Tube Complete Assembly For AR-10 Rifles - BAP-308
Prices checked
Builders have been adding the Luth-AR Fixed Rifle Length Buffer Tube Complete Assembly For AR-10 Rifles - BAP-308 to their builds on GunPartPicker since February 2026. All time, it ranks #30 of the 162 buffer tube kits builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 8 of the 9 retailers we track have it in stock. Prices barely moved in September 2026, holding around $63.87, so there haven't been real sales lately. Buying today, the lowest price is $63.87 at Brownells.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every buffer tube assembly by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Buffer Tube Assembly Guide →Check it against the live catalog:
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