---
product_id: 61725987
title: "FBS Front polymer Back-up sight by Fab Defense (Olive Green)"
brand: "fbs"
price: "€ 78.34"
currency: EUR
in_stock: true
category: "Misc."
url: https://www.desertcart.fi/products/61725987-fbs-front-polymer-back-up-sight-by-fab-defense-olive
store_origin: FI
region: Finland
---

# FBS Front polymer Back-up sight by Fab Defense (Olive Green)

**Brand:** fbs
**Price:** € 78.34
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** FBS Front polymer Back-up sight by Fab Defense (Olive Green) by fbs
- **How much does it cost?** € 78.34 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/61725987-fbs-front-polymer-back-up-sight-by-fab-defense-olive)

## Best For

- fbs enthusiasts

## Why This Product

- Trusted fbs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The RBS Rear polymer Back-up sight is a cutting edge, low-profile, tactical back-up sight. The dual aperture RBS rear sight is windage adjustable and can be mounted on all 1913 picatinny rails, but is specialty made for the M4 / AR-15 / M-16 platform and the K.P.O.S. Advantages: Very low profile & slim design Can be used as primary or back-up sight State-of-The-art ergonomic & ambidextrous design All manual configuration, no tools needed for windage adjustments Durable high grade polymer & metal construction Spring based locking mechanism - will not break or deform

## Features

- Made and shipped from Israel, takes up to 14 business days to arrive
- Very low profile &amp; slim design
- Can be used as primary or back-up sight
- State-of-The-art ergonomic &amp; ambidextrous design
- All manual configuration, no tools needed for windage adjustments

## Images

![FBS Front polymer Back-up sight by Fab Defense (Olive Green) - Image 1](https://images-eu.ssl-images-amazon.com/images/I/41SfURzyi3L.jpg)
![FBS Front polymer Back-up sight by Fab Defense (Olive Green) - Image 2](https://images-eu.ssl-images-amazon.com/images/I/41hng88GJGL.jpg)
![FBS Front polymer Back-up sight by Fab Defense (Olive Green) - Image 3](https://images-eu.ssl-images-amazon.com/images/I/41xko2oiBcL.jpg)

---

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**Shop now:** [https://www.desertcart.fi/products/61725987-fbs-front-polymer-back-up-sight-by-fab-defense-olive](https://www.desertcart.fi/products/61725987-fbs-front-polymer-back-up-sight-by-fab-defense-olive)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-16*