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Primary Arms SLx RS-10 1x23mm Mini Reflex Sight - 3 MOA Dot

Primary Arms SLx RS-10 1x23mm Mini Reflex Sight - 3 MOA Dot

Primary Arms · Sights & Optics

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Best price

$199.99at AR15Discounts

checked Nov 10, 2026

Buy at AR15Discounts

Compare 3 stores

Where to buy

StorePriceAvailabilityBuyAdd to build
AR15Discounts Best price $199.99checked Nov 10, 2026 Check store Buy at AR15Discounts
Dirty Bird $199.99checked Nov 10, 2026 Check store Buy at Dirty Bird
Kentucky Gun Co $209.99checked Nov 10, 2026 Out of stock Buy at Kentucky Gun Co

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

Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$199.99$199.99$199.99
Dirty Bird$199.99$199.99$199.99
Kentucky Gun Co$209.99$209.99$209.99

Since Oct 28, 2026.

About this part

The Primary Arms SLx RS-10 1x23mm Mini Reflex Sight - 3 MOA Dot is a red dot sight from Primary Arms. It's sold by 3 stores, from $199.99 to $209.99.

Specifications

Manufacturer
Primary Arms
Type
Red Dot
Illuminated
Yes
Magnification
1x
Magnification class
1x (non-magnified)

From the manufacturer

The Primary Arms SLx RS-10R Mini Reflex Sight brings the proven RS-10 platform to the widely adopted Holosun 507c footprint, expanding compatibility across a broad range of pistol slides, mounts, and aftermarket accessories without sacrificing any of the features that made the original RS-10 a standout value. At the center of the RS-10R is a 3 MOA dot optimized for handgun use - precise enough for accurate shooting at distance, but fast to acquire at close range. The 23x19mm multi-coated lenses deliver a clear, distortion-free window, and the reticle spans from dedicated low-light brightness levels through full daylight intensity, covering every shooting environment without adjustment guesswork. Battery life is a defining strength of this optic. A side-loading battery compartment allows replacement without removing the optic from the slide, and the rated 40,000-hour runtime means extended use between changes. AutoLive motion-sensing technology further extends that runtime by powering the dot down automatically when the optic is stationary and snapping it back on instantly when motion is detected - no manual switching required. The housing is machined from rugged 7075 aluminum, keeping the total weight at just 1.1 oz. Push-button controls are simple and accessible, and the included M1913 Picatinny rail mount provides an out-of-the-box mounting option for non-milled platforms. Backed by a comprehensive lifetime warranty, the RS-10R delivers serious functionality at a practical price point. Holosun 507C footprint: Compatible with Holosun 407C/507C and Trijicon RMR milled slides and adapter plates; includes an M1913 Picatinny rail mount. Weighs just 1.1 oz for a low-profile carry setup 3 MOA red dot reticle: Crisp 3 MOA dot with push button controls and 1 MOA click adjustments. Multiple brightness settings reach true daylight bright at maximum output Multi-coated 23 x 19 mm lenses: Fully multi-coated lenses deliver a clear, unobstructed sight window. Compact open emitter design keeps the profile slim and lightweight on pistol slides 7075 aluminum construction: Rugged hardcoat anodized 7075 aluminum body is built to withstand sustained recoil; side-loading power source tray allows quick swaps without removing the optic or disturbing zero AutoLive motion sensing technology: Automatically powers the dot on at the slightest movement and off during periods of stillness to maximize total runtime Primary Arms Lifetime Warranty: Backed by Primary Arms' Limited Lifetime Warranty against manufacturer defects, materials, and workmanship. Transferable to any owner without proof of purchase

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$199.99 at AR15Discounts
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