Kel-Tec SUB2000 Gen3 5.7x28mm Folding Carbine, FN Five-seveN Magazine Variant, 16.15 in Barrel, Threaded 1/2x28, Black
This Kel-Tec SUB2000 Gen3 is the 5.7x28mm variant configured to accept FN Five-seveN pattern magazines. It pairs the SUB2000's foldable carbine design with a 16.15 in barrel, a 20+1 capacity, and a lightweight 4.6 lb build. This example is in excellent condition and is made in Cocoa, Florida, USA.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are minimal handling marks visible from previous use. Please review the photos for close-up views.
What's Included
- KelTec factory cardboard box
- 1x 20-round steel 5.7x28mm detachable magazine
The Gen3 configuration is chambered in 5.7x28mm and is the FN Five-seveN magazine variant, offering a 20+1 capacity with the included 20-round magazine. It retains the SUB2000's signature folding design for compact storage and transport.
The carbine features a 16.15 in steel barrel and folds to a 16.15 in overall length. Extended overall length is 30.45 in and collapsed overall length is 29.2 in. Unloaded weight is 4.6 lb.
The barrel is threaded 1/2x28 and fitted with a thread protector. Rifling twist is 1:7 to suit 5.7x28mm projectiles.
A polymer handguard with full-length Picatinny rails on the top and bottom provides mounting surfaces, and the rifle is equipped with iron sights including a protected front post. The skeletonized stock is adjustable with a 13.25 in length of pull.
This simple blowback, semi-automatic platform uses a steel receiver with a black finish. It is manufactured in the USA in Cocoa, Florida.




