JK 155 SBRX™


Introducing the all-new JK 155 SBRX™ Suppressor designed for short-barreled rifle suppression on .223 REM / 556 NATO AND .30 CAL / 7.62MM.


Configurable from 3.3”- 6.6” Choose the length and sound suppression that is right for you.


A mere 4.4oz in micro configuration the compact system keeps the weight down or stack it up for maximum suppression.


Threaded in HUB industry-standard 1.375-24 for maximum compatibility. No specialized tools are needed.



In stock

In stock

SKU: JK-155SBRX30 Category:

View Product Manual

Product Description


(1) JK 155 PRO Quick Attach Taper Mount

(1) JK 155 PRO 2.5’’ Tube

(1) JK 155 HD Rifle Baffle

(4) JK 155 PRO Rifle Baffle

(1) JK 155 PRO Flash Reducer End Cap

The SBRX is an extremely lightweight, robust, and strong suppressor. Optimized for the following calibers and minimum barrel length recommendations.


223 REM/5.56 NATO – 7.5“ ̋ Min Barrel Length

7.62x39mm – 5.5” Min Barrel Length

300 BLK – No Min Barrel Length

308 Win/7.62x51mm NATO – 12” ̋ Min Barrel Length

300 WIN MAG – 18” ̋ Min Barrel Length

All NFA Rules Apply

To purchase this item you have to live in one of the approved states of Suppressor Ownership. This product will be transferred to you through the eFile Form 4 process by your local dealer. To ensure a speedy process, we will be asking for your preferred local FFL/SOT Class 3 Dealer in your area at checkout, if you don’t have one we will help you find one. All Non-FFL items in your cart will ship to your shipping address used at checkout.


Length: 3.3”- 6.6” (Configurable)

Diameter: 1.55”

Weight: 4.4 - 12.8 oz (Configurable)

Color: Armor Black

Material: 17-4 Stainless Steel & Ti-6AL-4V Titanium (Grade 5)

Coating: Armor Black C-192 Cerakote


Pride and quality workmanship goes into all of our American-made, JK products, and we stand behind them! WE GUARANTEE OUR PRODUCTS FOR LIFE!

*For more information please see our product manual.*