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Century Arms EOS-556, 5.56 NATO, Suppressor, Black
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Home » Shop » Century Arms EOS-556, 5.56 NATO, Suppressor, Black
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$899.99Original price was: $899.99.$799.99Current price is: $799.99.
🔇 No Form 4 needed — since October 9, 2026 a suppressor transfers on a standard Form 4473 and background check, with no tax stamp or wait. Texas buyers can complete it with us; out-of-state orders ship to an SOT dealer in your state. How it works.
Update, October 9, 2026: ATF no longer requires a Form 4, tax stamp, fingerprints or registration for suppressors, short-barreled rifles, short-barreled shotguns or AOWs. They now transfer on a standard Form 4473 with a background check. Anything below that mentions a Form 4, a wait or a tax stamp was written before this change. What changed
⚠ SUPPRESSOR — NO FORM 4 REQUIRED Since October 9, 2026, ATF no longer requires a Form 4, tax stamp, fingerprints, photos or registration for suppressors. It transfers like any other firearm: a Form 4473 and a NICS background check. Buyer must be 21 or older and allowed to own a suppressor under their state’s law. Outside Texas, we ship to an SOT dealer in your state. What changed · How buying one works now
US PALM EOS-556 5.56 Suppressor — Black
The US PALM EOS-556 is a 5.56 NATO suppressor from US PALM (Century Arms) — for AR-15 and 5.56 NATO platforms on standard 1/2×28 threaded barrels. EOS-556 covers 5.56 NATO, .223 Rem, and smaller calibers. An accessible entry-level 5.56 NFA can for the AR-15 market.
Spec
Detail
Caliber
5.56 NATO / .223 Rem and smaller
Thread
1/2×28 — standard AR-15
Brand
US PALM — Century Arms International
Finish
Black
NFA Class
Suppressor — no Form 4 required
US PALM EOS: Century Arms Suppressor Line
US PALM is a brand under Century Arms International. The EOS suppressor series (EOS = Greek goddess of dawn) covers the primary defensive and sporting rifle calibers: AK-pattern platforms, .30 caliber centerfire, and 5.56 NATO. EOS suppressors bring NFA suppression to classic American and imported rifle platforms.
FAQ
Since October 9, 2026 it transfers on a standard Form 4473, with no Form 4 or tax stamp. Current ATF approval times vary — see our NFA wait times guide.
Ordering from Western Sport
Order online and we ship it to the licensed FFL dealer you choose near you — see how buying a gun online works. Western Sport has been a licensed FFL/SOT dealer since 2007, and everything we sell carries the full manufacturer warranty. Questions before you order? Send us a message.
Buying a suppressor now: a Form 4473 and a background check. No Form 4.
Since October 9, 2026, ATF no longer requires a Form 4, tax stamp, fingerprints, photos or registration to buy a suppressor. It transfers like any other firearm: you fill out a Form 4473, pass a NICS background check, and it is yours. No months-long wait.
Texas buyers: suppressors are legal under Texas law. Western Sport has been an SOT / Class III dealer since 2007.
Outside Texas: we ship to an SOT dealer in your state, who completes the 4473 with you. Your state’s law still decides — some states ban suppressors, and some only allow ones registered with ATF.
Want it registered anyway? ATF still accepts a voluntary Form 4. Ask us.
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