Home / Iron Sights / FAB Defense
FAB Defense FXRBS Rear Back-Up Sight for AR-15/ M16/ M4 Dual Aperture Low Folded Profile Spring-Locked Deployment Black Polymer & Metal

FAB Defense FXRBS Rear Back-Up Sight for AR-15 Dual Aperture Black

$41.40 1 in stock at 1 retailers

Compare Deals from 1 Retailers

Sorted by lowest price

Specifications

Model
FXRBS
MSRP
$41.40
Sights
Dual Aperture Rear Back-Up Sight
Fits
AR-15, M16, M4
Color
Black
Material
Polymer & Metal
Platform
AR-15

Description

FAB Defense FXRBS Rear Back-Up Sight for AR-15/ M16/ M4 Dual Aperture Low Folded Profile Spring-Locked Deployment Black Polymer & Metal
Stay Connected

Join our newsletter for the latest updates and exclusive deals.

ARMSAGORA

Compare prices on firearms, ammunition, and accessories from hundreds of trusted retailers. Find the best deals, track prices, and build your own loadouts.

© 2026 ARMSAGORA. All rights reserved.
Not an FFL licensed dealer. ARMSAGORA is a free product comparison tool. Some links to retailers are affiliate links: we may earn a commission when you buy, at no extra cost to you.