Class III Fully Automatic Weapons for Sale

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 [email protected].

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Showing 81-98 of 98 item(s)

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Wilson Arms Company/Colt AR-15 A2 7.62x39 (R16617)

$25,899.00

Wilson Arms Company/Colt AR-15 A2 7.62x39 caliber rifle. Colt AR-15 A2 converted to full auto by Wilson Arms. Has a PSW MK107 7.6239 mm upper. Class III item. NFA rules do apply.

Previously sold

Ruger AC-556 .223 Rem (R16616)

$15,895.00

Ruger AC-556 .223 Rem caliber rifle. Excellent condition with original box. Class III item. NFA rules do apply.

Previously sold

Winchester M14 7.62mm (W6425)

$35,000.00

Winchester M14 7.62mm caliber rifle. Original uncut Winchester throat erosion in less than 1% in excellent condition. All original Winchester M14 machine gun with a bipod in excellent condition. New. Class III item. NFA rules do apply.

Previously sold

Colt/Earls Gun Shop M16 5.56mm (C9769)

$25,899.00

Colt/Earls Gun Shop M16 5.56mm caliber rifle. Colt SP1 converted to full auto pre-66 with Troy Battle AX stock, LWRC M6PSD piston upper, Noveske KX3F flashhider and Gissele super select fine trigger. New. Class III item. NFA rules do apply.

Previously sold

Colt 1921 .45 ACP (R15924)

$30,000.00

Colt 1921 .45 ACP caliber rifle. Full automatic Thompson with removable buttstock. Class III item. NFA rules do apply.

Previously sold

Harrington & Richardson 50 .45 ACP (R15925)

$5,650.00

Harrington & Richardson 50 .45 ACP caliber rifle. Fully automatic Reising submachine gun. Comes with original case and 3 magazines. Class III item. NFA rules do apply.

Previously sold

Swiss Maxim Model 1911 Water Cooled 7.5 Swiss...

$25,999.00

Swiss Maxim Model 1911 Water Cooled 7.5 Swiss caliber machine gun. Manufactured by Waffenfabrik Bern. All matching parts. Complete and correct Swiss optical sight. Comes with water can, hose, links, AA sight and tripod. Great addition to any true collector’s collection. Class III item. All NFA rules apply.

Previously sold

Swedish Model 36 Twin-Browning .308 (R15828)

$50,000.00

Swedish Model 36 Twin-Browning .308 caliber machine gun. Dual mounted water cooled Anti-Aircraft machine gun. Comes with: 2 water cans, water hoses, 2 ammo cans, AA tripod, extra chains, optical ranging sight with case, AA iron sights, extra AA iron sights (with front and rear and case), tool kit, extra set of original 6.5 Swedish barrels, and an extra set of 30-06 caliber barrels. Class III...

Previously sold

Colt M2 Water Cooled 50 BMG (R15829)

$50,000.00

Colt M2 Water Cooled 50 BMG caliber machine gun. Complete kit. A true collector’s item. Can be fired from the Anti-Aircraft mounts and from the grounded tripod position. Comes with 200 rounds linked 50 BMG ammunition. Class III item. NFA rules do apply.

Previously sold

Harrington & Richardson 50 .45ACP (R15560)

$4,995.95

Harrington & Richardson 50 .45ACP caliber rifle. Fully automatic Hand R model 50 Reising. Functions great and has little to no muzzle rise thanks to the compensator. Comes with 20 round magazine. Great full auto rifle that’s reasonably priced. Class III item. All NFA rules apply.

Previously sold

Harrington & Richardson 50 .45 ACP (R15556)

$4,995.95

Harrington & Richardson 50 .45 ACP Caliber Rifle. Fantastic full auto Hand R model 50 Reising. Virtually no muzzle rise and accurate. Functions great! Approximately 11” barrel with compensator. Has 20 round magazine. Great full auto rifle at a very reasonable price. All NFA rules apply.

Previously sold

Underwood Carbine .30 (R15314)

$7,250.00

Underwood Carbine .30 caliber carbine. M1 carbine converted to full auto capability. Has some light use and comes with one 30 round magazine. Very good overall condition. Class III item. NFA rules do apply.

Previously sold

Springfield SAR-48 7.62 NATO (R15300)

$18,000.00

Springfield SAR-48 7.62 NATO caliber rifle. Factory made machine gun with .22 LR conversion kit. Great buy! Well worth the investment. Class III item. NFA rules do apply.

Previously sold

Springfield SAR-48 7.62 NATO (R15084)

$15,000.00

Springfield SAR-48 7.62 NATO caliber rifle. Fully automatic transferable SAR-48 chambered for .308/7.62 NATO with a 100 round Beta Mag. Class III item. NFA rules do apply.

Previously sold

Hard Time Armory 91 .308 WIN (R15083)

$15,750.00

Hard Time Armory 91 .308 WIN caliber rifle. Fully automatic. Transferable Heckler & Koch 91. Converted by Hard Times Armory. Class III item. NFA rules do apply.

Previously sold

Colt 1921 .45 ACP (R14692)

$47,500.00

Colt 1921 .45 ACP caliber rifle. Manufactured by Colt Mfg. in Hartford, CT. between August 29-September 17, 1921. Originally sold by Von Lengerke and Antoine to Howard Curtis in Rock Island, IL., then on December 17, 1928 for a Mr. Meeker and finally to the Police Department in Rock Island, IL on April 27, 1929. Comes with an "Original" F.B.I. case, five 20 round stick magazines and one 50...

Previously sold

Broadhead Armory M78 .308 Win (R14156 )

$16,950.00

Broadhead Armory M78 .308 Win caliber rifle. Valmet 78 with a drop-in auto sear. Comes with Bipod and one 20 round magazine. The time has comes for you to join up with the Wolverines and help Jed and Matt fight off the Red invasion. Class III item. All NFA rules apply.

Previously sold

Military Armament Corp Ingram M10 .45 ACP...

$5,000.00

Military Armament Corp Ingram M10 .45 ACP caliber pistol. New in box pre-86 machine gun with retractable wire stock, front strap, cleaning rod, loader, one magazine and original box. Still in cosmolene. Class 3 item, all NFA rules apply.

Previously sold

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