Sprinco USA AR .308 Buffer Spring
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Spro USA
Overview
The Sprinco USA AR .308 Buffer Spring is designed specifically for the AR-10 platform, providing the necessary tension for reliable cycling and optimal performance in your builds. This buffer spring helps ensure proper function with a variety of ammunition types, enhancing the overall reliability of your rifle. You'll commonly find this spring in precision and tactical AR-10 builds where consistent performance is essential.
Specifications
Available Merchants(7)
Prices checked
Price Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the Spro USA Sprinco USA AR .308 Buffer Spring to a build in April 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, but today 3 of the 7 retailers we track have it in stock. Prices barely moved in September 2026, holding around $19.95, so there haven't been real sales lately. Buying today, the lowest price is $19.95 at Primary Arms, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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