AR-15 Adjustable CSAT Combat Rear Sight Black
$51.24 at Brownells · 5 stores
In stock
AR-15 High Visibility Rear Aperture Sight Flip-Up Black
XS Sight Systems · Sights & Optics
No ratings yetBest price
$31.99at Brownells
Out of stock checked Nov 10, 2026
In stock now instead
- AR-15 Adjustable CSAT Combat Rear Sight Black $51.24at Brownells
- Post A1 Front Sight Steel Black $31.99at OpticsPlanet
- Leapers, Inc. - UTG Accu-Sync Spring-loaded AR15 Flip-up Front … $31.97at Kentucky Gun Co
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $31.99checked Nov 10, 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.
Similar iron sights in stock
This part is out of stock at every store we track. These similar iron sights are in stock, with today's prices.
Post A1 Front Sight Steel Black
$31.99 at OpticsPlanet · 6 stores
In stock Sale
Leapers, Inc. - UTG Accu-Sync Spring-loaded AR15 Flip-up Front Sight, Black
$31.97 at Kentucky Gun Co · 8 stores
In stock
HiViz AR Front Sight Post Black
$32.34 at Kentucky Gun Co · 6 stores
In stock
SR-22 Rapid Deploy Rear Sight
$31.04 at Kentucky Gun Co · 10 stores
In stock
Rifle Flip-Up Rear Sight Black
$30.99 at MidwayUSA · 5 stores
In stock
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| 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.
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