AR-15 High Visibility Rear Aperture Sight Flip-Up Black

Name: AR-15 High Visibility Rear Aperture Sight Flip-Up Black
Brand: XS Sight Systems
Availability: OutOfStock

XS Sight Systems · Sights & Optics

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Best price

$31.99at Brownells

Out of stock checked Oct 1, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$31.99checked Oct 1, 2026	Out of stock	Buy at Brownells

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

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

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Store	Latest	Lowest	Highest
Brownells	$31.99	$31.99	$31.99

Since Sep 28, 2026.

About this part

The AR-15 High Visibility Rear Aperture Sight Flip-Up Black is an iron sight from XS Sight Systems. One store lists it, Brownells at $31.99.

Specifications

Manufacturer: XS Sight Systems
Color: Black
Type: Iron Sights
Magnification class: 1x (non-magnified)

From the manufacturer

Features two, flip-style apertures for close engagement and precision, distance shooting. Large, ghost-ring for close ranges has .230'''' I.D. opening; precision, long distance aperture with .100'''' I.D. opening. Elevation does not change when switching apertures. Direct replacement for factory rear sight, no modifications to the rifle are required. Mfg: Xs Sight Systems SPECS: Stainless steel, black matte finish. .230" (5.8mm) I.D. large aperture. .100" (2.5mm) I.D. small aperture.