Fab Defense Rear Polymer Flip-up Sight – Black
$48.16
A durable, deployable rear backup sight for your rifle. Adjustable for windage with an intuitive flip-up design.
3
Items sold in last 3 minutes
1 in stock
12
People watching this product now!
SKU:
cssi-dd-NARBS
Category: Optics & Sights
Description
- 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
Additional information
| Weight | 0.115 lbs |
|---|---|
| Dimensions | 4.600 × 3.200 × 1.400 in |
| Manufacturer | FAB DEFENSE INC. |
| Finish | Black |
| Frame Material | Polymer |
Reviews (0)
Rated 0 out of 5
0 reviews
Rated 5 out of 5
0
Rated 4 out of 5
0
Rated 3 out of 5
0
Rated 2 out of 5
0
Rated 1 out of 5
0
Be the first to review “Fab Defense Rear Polymer Flip-up Sight – Black” Cancel reply
Shipping and Delivery
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

Reviews
Clear filtersThere are no reviews yet.