---
product_id: 60195317
title: "GTbearAdvanced Optics Front/Rear 45-Degree Rapid Transition BUIS Backup Iron Sight"
brand: "gtbear"
price: "Rp28888"
currency: IDR
in_stock: false
reviews_count: 2
url: https://www.desertcart.id/products/60195317-gtbearadvanced-optics-front-rear-45-degree-rapid-transition-buis-backup
store_origin: ID
region: Indonesia
---

# 45-degree offset 2 adjustable apertures Mil-Spec aluminum GTbearAdvanced Optics Front/Rear 45-Degree Rapid Transition BUIS Backup Iron Sight

**Brand:** gtbear
**Price:** Rp28888
**Availability:** ❌ Out of Stock

## Summary

> 🔫 Elevate Your Aim with GTbear's Precision Sights!

## Quick Answers

- **What is this?** GTbearAdvanced Optics Front/Rear 45-Degree Rapid Transition BUIS Backup Iron Sight by gtbear
- **How much does it cost?** Rp28888 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/60195317-gtbearadvanced-optics-front-rear-45-degree-rapid-transition-buis-backup)

## Best For

- gtbear enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Constructed from Mil-Spec hard anodized aluminum for lightweight durability.
- • **Seamless Integration:** Low-profile design ensures no interference with primary optics or military IR illuminators.
- • **Ambidextrous Advantage:** Designed for both left and right-handed users, ensuring everyone can aim with confidence.
- • **Universal Compatibility:** Easily mounts on most Picatinny/Weaver rails for versatile applications.
- • **Precision at Your Fingertips:** Experience unparalleled accuracy with 2 adjustable apertures and elevation/windage adjustments.

## Overview

The GTbear Advanced Optics Front/Rear 45-Degree Rapid Transition BUIS Backup Iron Sight is engineered for precision and versatility. With a 45-degree offset and adjustable features, it seamlessly integrates with your existing setup while providing robust durability through its Mil-Spec aluminum construction.

## Description



## Features

- 45-degree offset, 2 adjustable apertures & elevation/windage adjustments provide great precision
- Ambidextrous sights easily and securely mount to Picatinny rails using a flathead screwdriver
- Low-profile sights extend only 2" above top rail, don't interfere with primary optics or military IR illuminator /laser sight
- Compatible with most Picatinny/Weaver rails, accommodate various needs in different conditions
- Mil-Spec hard anodized aluminum construction, lightweight & extremely durable

## Images

![GTbearAdvanced Optics Front/Rear 45-Degree Rapid Transition BUIS Backup Iron Sight - Image 1](https://m.media-amazon.com/images/I/71Vgxn6YOsL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great
  

*by K***X on Reviewed in the United States on October 24, 2018*

Feel solid. Mounts solid to rail. Would buy again. Ready to sight it in and see how it does

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great value.
  

*by E***A on Reviewed in the United States on October 29, 2018*

Awesome for the price.

---

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**Shop now:** [https://www.desertcart.id/products/60195317-gtbearadvanced-optics-front-rear-45-degree-rapid-transition-buis-backup](https://www.desertcart.id/products/60195317-gtbearadvanced-optics-front-rear-45-degree-rapid-transition-buis-backup)

---

*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-05-15*