Class III Full Auto

Class III Full Auto Weapons for Sale

Our full auto weapons for sale include everything from outstanding historical pieces like the Colt Thompson to water-cooled single and twin anti-aircraft machine guns to modern assault rifles. These Class III fully automatic weapons for sale require adherence to NFA rules. And because our inventory changes, you’ll want to visit our new arrivals page often.

Check out our selection of Class III full auto weapons for sale below. Then browse our other Class III categories, including tactical rifles, semi-auto and pump tactical shotguns, and AWC suppressors.

For more information or to ask a question, give us a call at (877) 214-9327 or email info@collectorsfirearms.com.

  • Palmetto BH 15A1 .223/5.56mm caliber machine gun.
Palmetto/ MTech converted lower with 11.5” Colt flattop upper with carry handle sights in good condition. All NFA rules apply!
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    Palmetto BH 15A1 .223/5.56mm (R24596)

    $19,999.95

    Palmetto BH 15A1 .223/5.56mm caliber machine gun. Palmetto/ MTech converted lower with 11.5” Colt flattop upper with carry handle sights in good condition. All NFA rules...

  • Sendra XM-15E2 5.56mm caliber machine gun.
Sendra XM-15 burst fire machine gun with a Daniel Defense MK18 upper in great condition. Class III item. All NFA rules apply.
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    Sendra XM-15E2 5.56mm (R24353)

    $23,499.95

    Sendra XM-15E2 5.56mm caliber machine gun. Sendra XM-15 burst fire machine gun with a Daniel Defense MK18 upper in great condition. Class III item. All NFA rules apply...

  • Reising 50 .45 ACP caliber Submachine gun.
An original Reising model 50 in .45 ACP in great condition and comes with one magazine. 
Class III item. NFA rules apply.
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    Reising 50 .45 ACP (R23792)

    $6,499.95

    Reising 50 .45 ACP caliber Submachine gun. An original Reising model 50 in .45 ACP in great condition and comes with one magazine. Class III item. NFA rules apply.  

  • Plainfield M-2 Carbine .30 caliber carbine.
An original Plainfield M2 machine gun chambered in .30 caliber with one magazine in excellent condition.
Class III item. NFA rules apply. 
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    Plainfield M-2 Carbine .30 (R23789)

    $10,999.95

    Plainfield M-2 Carbine .30 caliber carbine. An original Plainfield M2 machine gun chambered in .30 caliber with one magazine in excellent condition. Class III item. NFA rules apply...

  • Ruger AC-556 .223 Rem caliber rifle.
Ruger AC-556 with semi auto, burst, and full auto function, side fold stock and 30 round magazine in LNIB condition.
Class III item. NFA rules apply.
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    Ruger AC-556 .223 Rem (R23618)

    $15,995.00

    Ruger AC-556 .223 Rem caliber rifle. Ruger AC-556 with semi auto, burst, and full auto function, side fold stock and 30 round magazine in LNIB condition. Class III item. NFA rules apply...