MCKBUS | Front and Rear Flip-Up Sights
$70.00
MCK Flip-Up Backup Sights (MCKBUS)
The MCKBUS Flip-Up Sight Set is a rugged, AR-style sighting system designed for primary use or as a streamlined backup to your optics. Featuring a tension detent locking mechanism, these sights stay securely in place whether deployed or folded. The HK-style front sight allows for rapid target acquisition, while the dual-aperture rear sight ensures precision zeroing.
- Rapid Acquisition: HK-style front sight for a wide, clear sight picture.
- Fully Adjustable: A2 front post for elevation and dual-aperture rear for windage.
- Low-Profile Design: Slim silhouette minimizes bulk and integrates seamlessly with other optics.
- Secure Deployment: Spring-tensioned detents lock sights in both upright and stowed positions.
Details
- MCKs Are Made In USA
- Free Shipping In US Orders $150+
- Secure Checkout
- 1 Year Warranty On MCK’s
v1.99
The CAA USA (AR-15 type) Flip-Up Sight Set is rugged and adjustable enough to be your primary sighting system.
The MCKBUS (Back Up Sight) flip-up sight set is designed to meet a variety of needs for any shooter. These rifle sights are incredibly easy to install on your MCK and feature a tension detent locking mechanism in both the upright and low-profile folded positions. The HK-style front sight allows for large sight picture and quick target acquisition, while the dual-aperture rear sight allows for easy zeroing. The low-profile and slim design of the sight set ensures that minimum bulk and weight is added to your blaster, making it perfect to combine with other optics platforms.
CAA USA MCKBUS (AR-15 type) Flip-Up Sight Set Features and Specifications:
– HK-Style Front Sight Allows For Large Sight Picture And Quick Target Acquisition
– Rear Sight Contains Multiple Diameter Apertures
– A2 Front Sight Post Fully Adjustable For Elevation; Rear Sight Adjustable for Windage
– Slim Design For Low Profile Silhouette When Stowed
– Quick Locking Mechanism In Open And Folded Positions
Materials:Â Polymer
Fits:Â Attaches directly to Picatinny rails
Related Info
WARNING: Observe safe firearm handling practices at all times. Failure to do so may result in serious bodily injury or death. CAA USA shall not be responsible for injury, death, or property damage resulting from faulty installation, misuse, illegal use, or modification of this product.
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 8.5 × 12 × 2 in |
Reviews & Ratings
97 reviews for MCKBUS | Front and Rear Flip-Up Sights
Only logged in customers who have purchased this product may leave a review.



Anonymous –
Anonymous –
A bit pricey for what i received. Construction is well built and seems like it will last for years. Easy to use and install.
Shawn A Quinn –
Casey –
Emilio Caceres –
Anonymous –
Sights are easy to use and easy to install
Travis Powell –
Keith Rummel –
Very easy-to-use
DOUGLAS AIKEN –
These seem like a great value for the price.
Simple to install & use and appear quite sturdy.
I liked them enough to buy 2 more sets for other guns to keep consistency between them.
Jefferson Baez –
Vegy easy