Home » Shop » Chaos Gear Supply SCI-SIX, Suppressor, 5.56 NATO, 6.5″ Length, 1.75″ Diameter, Black
Home » Shop » Chaos Gear Supply SCI-SIX, Suppressor, 5.56 NATO, 6.5″ Length, 1.75″ Diameter, Black
“Rankin Industries AR15 16.25 inch suppressed Rifle 556” has been added to your cart. View cart
Sale!
$1,129.00Original price was: $1,129.00.$1,050.00Current price is: $1,050.00.
Out of stock
🔇 NFA made simple — we are an SOT/Class III dealer and walk you through the entire ATF process in-house. Questions? Call (817) 393-4000 before you buy.
CGS Scisix 5.56 suppressor Black — CGS’s purpose-optimized 5.56 NFA suppressor. Engineered geometry for AR-15 platform gas pressures. $0 NFA stamp (OBBBA). Western Sport TX.
⚠ NFA ITEM — SUPPRESSOR This is a federally regulated suppressor under the National Firearms Act. Purchase requires BATFE Form 4 transfer, background check, and $200 NFA tax stamp — now $0 under the One Big Beautiful Bill Act (OBBBA). Buyer must be 21+, US citizen, NFA-legal state, no disqualifying criminal history. Allow about two weeks or less for ATF approval. Western Sport handles all paperwork — call 817-393-4000.
Chaos Gear Supply (CGS) is a precision suppressor manufacturer focused on titanium and high-performance suppressor designs. The CGS product line covers rimfire, pistol, 5.56, and .30 caliber applications with a consistent emphasis on lightweight construction, sound performance, and durable mounting systems. Their Helios series targets the performance-oriented 5.56 suppressor buyer, while the Hyperion addresses .30 cal and 7.62 rifle use.
The CGS Scisix 5.56 is CGS’s modular 5.56 suppressor platform. The Scisix name reflects CGS’s engineering focus on optimized geometry and gas management for 5.56 NATO. It is a purpose-built 5.56 can designed around the specific gas pressures, velocities, and barrel lengths most common in AR-15 platforms. Black finish. The Scisix offers a different mounting and tuning philosophy versus the Helios — call Western Sport at 817-393-4000 to discuss which CGS model best fits your build.
Spec
Detail
Caliber
5.56 NATO / .223 Rem and smaller
Design
Purpose-optimized 5.56 geometry
Finish
Black
NFA Class
Suppressor — Form 4, $0 stamp (OBBBA)
Manufacturer
Chaos Gear Supply (CGS), USA
Why Buy From Western Sport?
Western Sport is a licensed FFL/SOT dealer in Roanoke, Texas, serving NFA customers since 2007. We carry the CGS suppressor lineup including the Helios, Hyperion, Scisix, and MOD9 series. Call 817-393-4000.
Recent eForm 4 approvals have been coming back in about two weeks or less — see our NFA wait times guide for current figures.
First suppressor? Here is how buying one actually works.
Western Sport has been an SOT / Class III dealer in Roanoke, Texas since 2007. You buy the can here, we hold it in the safe, and we file the ATF paperwork for you — fingerprints and photo included. Your federal tax stamp is $0.
This item is out of stock. These are on the shelf today and ship or transfer the same way. Not sure which is the right swap? Call 817-393-4000 and we will tell you straight.
Reviews
There are no reviews yet.