JK 155 SBRX™ .30cal


Introducing the all-new JK 155 SBRX™ Suppressor designed for short-barreled rifle suppression.


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.

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.

Out of Stock

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 Cut 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 Lenght

7.62x39mm - 5.5” Min Barrel Lenght

300 BLK - No Min Barrel Lenght

308 Win/7.62x51mm NATO - 12” ̋ Min Barrel Lenght

300 WIN MAG - 18” ̋ Min Barrel Lenght

Product Specs


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

Product Warranty

Product Manuals

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