No ratings yet
Be the first to review this product
Luth-AR 308 Buffer Spring Rifle Silver. 308 buffer spring is an important link in the overall function of your AR system. A properly weighted and installed buffer spring can make a difference of several hundred rounds in some cases completely overwhelming your stock spring. Over a thousand rounds can create a buffer spring fatigue situation. While an over-recoil spring may seem like a good idea initially the longer the buffer tube the more likely it is to break or wear. While a 'light' buffer...
Sponsored
Cash for Arms
Sell your firearm for top dollar
Get an instant offer on your gun. Safe, legal, and hassle-free.
Get an OfferHave one to sell?
Current
$7.99
Lowest
$6.99
Highest
$7.99
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertGuide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
A neutral overview of AR-15 buffer systems, covering carbine vs. rifle receiver extensions, buffer weights, springs, and how these parts affect cycling and recoil.
5 min read
Guide
A neutral guide to component strategies for left-handed shooters, left-eye dominant right-handed shooters, and those managing eye/hand dominance mismatches. Covers ambi uppers, charging handles, gas system tuning, and real-world tradeoffs.
6 min read