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Primary Arms SLx 3X MicroPrism Red Dot Sigh Red Illuminated ACSS Raptor 5.56/.308 Reticle - Meter Black

Primary Arms SLx 3X MicroPrism Red Dot Sigh Red Illuminated ACSS Raptor 5.56/.308 Reticle - Meter Black

Primary Arms · Sights & Optics

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Best price

$349.99at MidwayUSA

In stock checked Nov 10, 2026

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Where to buy

StorePriceAvailabilityBuyAdd to build
MidwayUSA Best price $349.99checked Nov 10, 2026 In stock Buy at MidwayUSA
AR15Discounts $319.99checked Nov 10, 2026 Check store Buy at AR15Discounts
Dirty Bird $319.99checked Nov 10, 2026 Check store Buy at Dirty Bird
OpticsPlanet $349.99Salechecked Nov 10, 2026 Out of stock Buy at OpticsPlanet

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $349.99 at MidwayUSA. Dashed line = out of stock. Tracking since Nov 8, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$319.99$319.99$319.99
Dirty Bird$319.99$319.99$319.99
MidwayUSA$349.99$349.99$349.99
OpticsPlanet$349.99$349.99$349.99

Since Nov 8, 2026.

About this part

The Primary Arms SLx 3X MicroPrism Red Dot Sigh Red Illuminated ACSS Raptor 5.56/.308 Reticle - Meter Black is a prism scope from Primary Arms. It's sold by 4 stores (1 in stock), from $319.99 to $349.99. The lowest in-stock price in the last 30 days was $349.99 at MidwayUSA.

Specifications

Manufacturer
Primary Arms
Color
Black
Type
Prism
Illuminated
Yes
Magnification
1x
Magnification class
2-5x

From the manufacturer

Primary Arms SLx 3X MicroPrism Red Dot Sigh Red Illuminated ACSS Raptor 5.56/.308 Reticle - Meter Black. SLx optics built the reputation for innovation reliability and value and these Prismatic Red Dot Sights are no different. All SLx optics undergo rigorous field-testing during development to best serve you in any environment. The SLx 3x MicroPrism Red Dot Sight is an all-new advanced optical system that combines the compact lightweight size of a microdot with the durability and precision of a 3x magnified optic. The SLx 3x MicroPrism offers 13 illumination settings with AutoLive motion-sensing on/off technology and multiple night vision compatibility options. Weighing under 8oz the SLx 3x MicroPrism Red Dot Sight is smaller and lighter than many red dot sights though its crystal-clear glass and 3x magnification offer improved precision at distance. Even in close-quarters the optics wide field-of-view and forgiving eye relief make it easy to snap on target. Because the Primary Arms SLx 3x MicroPrism Red Dot Sight uses an etched reticle with adjustable diopter the user will always have a clear crisp reticle image even if they have severe astigmatism. When set to max illumination the MicroPrism reticle is fully daylight bright. For low-light this optic offers 3 different NV-compatible settings accommodating any ambient light level. Paired with the AutoLive motion-sensing illumination technology this optic provides an exceptionally long runtime at any brightness setting. This package also includes the new ruggedized mounting system with industry standard mini-prism footprint guaranteeing reliability and zero retention through heavy use and adverse conditions. Out of the box this mount can be set for 8 different mounting heights and configurations ensuring compatibility with any rifle system. Specifications for Primary Arms SLx 3x MicroPrism Red Dot Sight: Manufacturer: Primary Arms Fabric/Material: Aluminum Magnification: 3 x Objective Lens Diameter: 17 mm Illumination Type: LED Eye Relief: 2.7 - 3 in Adjustment Type: MOA Adjustment Click Value: 0.25 MOA Emitter Type: Enclosed Field of View Linear: 38 ft at 100 yds Battery Type: CR2032 Battery Quantity: 1 Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Gun Make: AR Platform Gun Model: AR-15 Length: 2.95 in Weight: 7.95 oz Red Dot Sights-Footprint: Not Applicable Mount Type: Picatinny Attachment Type: Picatinny Exit Pupil: 10.3 mm Features of Primary Arms SLx 3x MicroPrism Red Dot Sight 13 Illumination settings + 3 NightVision; Highest settings are Daylight Bright AutoLive motion-sensing on/off battery saving technology Length: 2.95 Weight: Package Contents: Primary Arms SLx 3x MicroPrism Red Dot Sight What firearm models does the manufacturer say Primary Arms SLx 3x MicroPrism Red Dot Sight is compatible with? The manufacturer suggests that Primary Arms SLx 3x MicroPrism Red Dot Sight is compatible with AR-15Primary Arms 710038: SLx 3X MicroPrism Red Dot Sigh Red Illuminated ACSS Raptor 5.56/.308 Reticle - Meter Black

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$349.99 at MidwayUSA
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