Rock River Arms Carbine Buffer
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Rock River Arms
Overview
The Rock River Arms Carbine Buffer is designed specifically for AR-15 platforms, featuring a carbine weight that optimizes cycling for standard carbine-length gas systems. This buffer helps to ensure reliable operation by managing the rearward motion of the bolt carrier group, allowing for smooth cycling during firing. It's commonly found in builds that prioritize a balanced setup for both performance and recoil management.
Specifications
Build history on GunPartPicker
Builders on GunPartPicker first added the Rock River Arms Carbine Buffer to a build in February 2026.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today both retailers we track have it in stock. Prices barely moved in August 2026, holding around $26.49, so there haven't been real sales lately. Buying today, the lowest price is $26.49 at Ammunition Depot, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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