NCSTAR SFB3940G | 3-9×40 Rifle Scope | P4 Reticle

The NCSTAR SFB3940G is a compact, variable-power rifle scope designed for general-purpose use on rifles with Weaver-style mounts. It offers a 3-9x magnification range paired with a 40mm objective and a P4 Sniper reticle to support deliberate aiming and mid-range target work. The scope is built with a one-piece aluminum tube, multi-coated optics, and weather-resistant seals for use in varied outdoor conditions.

Product Specifications

• The UPC is 814108018092.
• The manufacturer part number is SFB3940G.
• The brand is NCSTAR.
• The magnification range is 3-9x.
• The objective lens diameter is 40mm.
• The reticle type is P4 Sniper.
• The tube diameter is 1".
• The overall length is 12.20".
• The weight is 16.10 oz.
• The eye relief is 2.80" – 3.30".
• The field of view is 36.60 – 13.60 ft @ 100 yds.
• The adjustment increment is .25 MOA @ 100 yds.
• The optical coating is Multi-Coated.
• The finish/color is Black with a black powder coat noted in manufacturer information.
• The package includes lens covers and aluminum Weaver-style rings.

This scope balances straightforward features and durable construction for routine range use and field applications. Its variable magnification and P4 reticle make it suitable for target shooting and medium-range hunting where reliable, clear optics and simple, repeatable adjustments are required. The included Weaver-style rings simplify mount compatibility with common rail systems.

Users have noted that the optics deliver clear glass and that the scope’s fit and finish are attractive.

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