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.

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Showing 1-20 of 90 item(s)

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American 180 .22 LR Machine Gun (R27565)

$15,000.00

American 180 .22 LR Machine Gun. Scarce .22 LR full auto with 180 round drum. A unique design! Class III item. NFA rules apply.

Previously sold

Daniels M11 9mm (PR48576)

$8,499.95

Daniels M11 9mm caliber submachine gun. SWD M11 9mm machine gun with three magazines, barrel extension and a unique soft armor carrying case in great condition. Class III item. NFA rules apply.

Previously sold

Colt Fleming AR15 SP1 .223 (C15966)

$21,999.95

Colt Fleming AR15 SP1 .223 caliber machine gun. Colt SP1 machine gun converted by Fleming with 16” carry handle upper and Redi Mag adapter in great condition. All NFA rules apply.

Previously sold

Fleming Beretta AR-70 .223 (R26336)

$25,999.95

Fleming Beretta AR-70 .223 caliber machine gun. Converted by Fleming Firearms with bipod forearm and fixed stock. A super smooth and flat shooting machine gun. All NFA rules apply.

Previously sold

Ruger AC556 .223 (R26334)

$11,999.95

Ruger AC556 .223 caliber machine gun. With 18.5” barrel, wood stock and a semi/three-burst/full auto selector in great condition. All NFA rules apply.

Previously sold

Pearl FN FAL .308 (R26333)

$12,999.95

Pearl FN FAL .308 caliber machine gun. Belgian FAL converted by Pearl manufacturing with 21” barrel and fixed stock in very good condition. All NFA rules apply.

Previously sold

FN FNC Sporter .223 Rem (R25514)

$16,999.95

FN FNC Sporter .223 Rem caliber machine gun. Full-auto FN FNC with a four-position S&H sear, 5IT AAC flash hider and fixed stock. All NFA rules apply!

Previously sold

FN FNC .223 Rem (R22301)

$18,500.00

An excellent FN FNC registered machine gun with a 4 position safety. Ready to transfer and all NFA rules apply! Class III item. NFA rules apply.

Previously sold

SWD M-11 9mm (PR45484)

$8,999.95

SWD M-11 9mm Caliber Machine Gun . SWD M-11 chambered in 9mm with one magazine and telescoping stock in excellent condition. All NFA Rules apply! Class III item. NFA rules apply.

Previously sold

SWD M11-A1 .380 Caliber (PR45483)

$7,999.95

SWD M11-A1 .380 Caliber Machine Gun. SWD M11-A1 chambered in .380 ACP with one magazine and telescoping stock in great condition. Class III item. NFA rules apply.

Previously sold

Heckler & Koch MP5 SD 9mm caliber sub-machine...

$39,999.95

HK MP5 SD 9mm caliber sub-machine gun. HK MP5 SD stamped host with a Fleming SEAR pack and Fleming SD suppressor in great condition. All NFA rules apply!

Previously sold

Military Arm Corp. M10 .45 ACP (PR44937)

$7,999.95

Military Arm Corp. M10 .45 ACP caliber pistol. Military Arm Corp. M10 chambered in .45 ACP comes with box, magazine and booklet in great condition. Class III item. NFA rules apply.

Previously sold

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 apply!

Previously sold

Group Industries HR4332 9mm (R24599)

$14,999.95

Group Industries HR4332 9mm caliber sub machine gun. Uzi machine gun with sling, 3 magazines and an AWC MK9A Uzi suppressor in excellent condition. All NFA rules apply!

Previously sold

Colt 613 .223 (C15060)

$24,999.95

Colt 613 .223 caliber machine gun. Colt M16 three-position full auto rifle with carry handle upper, anti-rotation pins and one magazine in good condition. All NFA rules apply!

Previously sold

MAC M10 9 mm (PR44094)

$7,999.95

MAC M10 9 mm caliber submachine gun. MAC M10 chambered in 9mm, comes with collapsible wire stock and one mag in great condition. All NFA Rules apply! Class III item. NFA rules apply

Previously sold

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.

Previously sold

MK Arms MK760 9mm (R24352)

$7,495.00

MK Arms MK760 9mm caliber submachine gun. MK Arms MK760 is a clone of the S&W 76 and it runs beautifully. Comes with a traditional side fold stock and one magazine. Class III item. All NFA rules apply.

Previously sold

H.F.Co LTD English Sten Mark II 9mm (R24351)

$8,295.00

H.F.Co LTD English Sten Mark II 9mm caliber submachine gun. A Sten Mark II that is equipped with a integrally suppressed barrel. 1-30 round magazine and 2-50 round magazine. Class III item. All NFA rules apply.

Previously sold

Military Arms M11 .380 ACP (PR43784)

$7,499.95

Military Arms M11 .380 ACP caliber sub-machine gun. Military Arms M11 chambered in .380 ACP with collapsible stock and 1 magazine in great condition. Class III item. NFA rules apply.

Previously sold

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