Your Browser is Outdated
01:54
00:00
/
-00:33
1 of 1 videos
FAB Defense KPOS Scout
1 of 16 images
FAB Defense OPMOD Rear Polymer Flip-up Rear Sight, Grey, FX-RBS-OPMOD Grey
2 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Flat Dark Earth, FX-RBST
3 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Olive Drab Green, FX-RBSG
4 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS
5 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Flat Dark Earth, FX-RBST
6 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Flat Dark Earth, FX-RBST
7 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Olive Drab Green, FX-RBSG
8 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Olive Drab Green, FX-RBSG
9 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS
10 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS
11 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS
12 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS
13 of 16 images
FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS
14 of 16 images
FAB Defense OPMOD Rear Polymer Flip-up Rear Sight, Grey, FX-RBS-OPMOD Grey
15 of 16 images
FAB Defense OPMOD Rear Polymer Flip-up Rear Sight, Grey, FX-RBS-OPMOD Grey
16 of 16 images
FAB Defense OPMOD Rear Polymer Flip-up Rear Sight, Grey, FX-RBS-OPMOD Grey
Tap Tap to Zoom
Product Videos
Questions & Answers
Customer Reviews
Helpful Positive Review
Not a bad sight.. Was looking for something different.. But I'd like it better if it was a button flip up like magpul.. It's a manual flip.. But looks great and works as it should.. Would recommend to others
2/2 found this helpful
Helpful Negative Review
It did not come with the Allen wrench to sight it in. And I am very much not happy with my order. How am I going to sight in the product you sent me without the tools that should have came with the package?
1/29 found this helpful
Most Recent Reviews
Its very funtional when you are using an optic or scope. Great for AR15's
0/1 found this helpful
Most Recent Reviews
These buis are obviously not quite as good as magpul's polymer sights, but they do the job adequately especially for the price I got them at. 15.99 is more than acceptable when compared to regular asking price for the rear. My only "complaint" is tha...
Read More...
Read More...
Most Recent Reviews
The issue was that the rear sight shifted too far to one side on the rail when tightened even the slightest bit, causing near-maximum windage to find a zero (it is not an issue with the weapon). There is no spring assist either. These must be manuall...
Read More...
3/8 found this helpful
Read More...
Most Recent Reviews
Nice, well made sights. Im very happy wiith these sights. Easy adjustments. Will buy more.
We've got an AWESOME deal for you!
Blazin' Deal
Prices have been cut drastically on this product as part of a special offer. These prices are so low that there's no double-dipping with coupons or any additional discounts, but you'll still get the best deal out there. This offer won't last long, so don't miss out!
In Stock
4 Models AvailableColor
All
Rear Sight Color
All
Search
List: $63.99Save 76%
$15.20
List: $59.95Save 47%
$31.49
List: $59.95Save 47%
$31.49
List: $59.95Save 36%
$38.49
Product Info for FAB Defense Top Mounted Deployable Rear Sight
The FAB Defense Polymer Rear Sight can be used as both a primary or back-up sight to your current optic. FAB Defense designed these AR 15 Parts with ergonomic angel-wing-shaped shrouds that help center the image with any front sight so that you can accurately use these in conjunction with a front back-up sight or other optic. With an instant spring-locked mechanism for deployment, the FAB Defense RBS will never slip, break, or deform, offering outstandingly reliable performance in the field. Equip the FAB Defense Rear Back-Up Sight on your weapon today for precise views down range every time.
Specifications for FAB Defense Top Mounted Deployable Rear Sight:
| Manufacturer: | FAB Defense |
| Condition: | New |
| Sight Position: | Rear |
| Gun Model: | M16, M4, AR-15 |
| Gun Make: | AR Platform |
| Fabric/Material: | Polymer |
| Height: | 14 mm |
| Length: | 52 mm |
| Illumination Type: | Non-Illuminated |
| Illumination Color: | None |
| Hand: | Ambidextrous |
FAB Defense Polymer Rear Sight, 1S0-IRN-RPFUS
- Can be used as primary or back-up sight
- Ergonomic angel-wing-shaped shroud helps center the image with any front sight, and when used with a matching FAB Defense FBS Front Back-up Sight, it creates a precise optical tunnel that ensures more accurate aiming and faster target acquisition
- Dual apertures are 3mm for longer eye relief mounting, low light, and faster target acquisition; and 1.5mm for shorter eye relief mounting and greater accuracy; each is instantly selectable to match conditions
- Low folded profile is smooth and inconspicuous, and will not snag on gear, webbing, or brush
- Instant spring-locked deployment mechanism will not slip, break or deform
- No tools needed for easy, rapid windage adjustments, with positive detent locking
- Made of extremely durable high-grade polymer and metal
Package Contents:
- FAB Defense Top Mounted Deployable Rear Sight
FAB Defense Top Mounted Deployable Rear Sight Orderable Models
List of Orderable Models
- FAB Defense OPMOD Rear Polymer Flip-up Rear Sight, Grey , MPN: FX-RBS-OPMOD Grey-KIT2023 , Code: 1S0-IRN-RPFUS-FX-RBS-OPMOD-Grey-KIT2023
- FAB Defense Top Mounted Deployable Rear Sight, Flat Dark Earth, FX-RBST , MPN: fx-rbst , UPC: 7290105947574 , Code: 1S0-IRN-RPFUS-FX-RBST
- FAB Defense Top Mounted Deployable Rear Sight, Olive Drab Green, FX-RBSG , MPN: fx-rbsg , UPC: 7290105947567 , Code: 1S0-IRN-RPFUS-FX-RBSG
- FAB Defense Top Mounted Deployable Rear Sight, Black, FX-RBS , MPN: fx-rbs , UPC: 7290105941992 , Code: 1S0-IRN-RPFUS-FX-RBS
Compare (0)
1 item has been added
Add at least two items to compare