by Primary Arms
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The Primary Arms SLx 3-18x50mm Gen II First Focal Plane rifle scope features a 50 mm objective lens and a 30 mm tube. It offers true First Focal Plane reticle at every magnification, 3-18x magnification, and a wide adjustment range with tactile clicks. The scope uses LED illumination with red reticle. It is finished in Anodized Black and weighs 32.4 oz. Construction uses 7075-T6 Aluminum.
Specifications:
Package Contents: Primary Arms SLx 3-18x50mm Gen II 30mm Tube Rifle Scope, First Focal Plane
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• Complete assembly ready to use
• Multiple components included
• Value package pricing
Guide
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