by Burris
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Burris FastFire 3 red dot sight with a Picatinny mount. 8 MOA dot for quick target acquisition. Features automatic brightness sensor with three manual brightness settings. Battery access on the top. Can be used as a primary sight or paired with an existing sight on AR-15 platforms.
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An analysis of AR-15 optic mounting heights, how height-over-bore affects zero offset and holdovers, and the tradeoffs between absolute co-witness, lower-third, and taller mounts.
6 min read
Guide
A high-level overview of the main optic categories, explaining tradeoffs between speed, versatility, and precision for AR-15 builds.
7 min read