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The Firearm Collection of Alejandro de Quesada, Jr.

Tue, Oct 20, 2026 10:00AM EDT
  2026-10-20 10:00:00 2026-10-20 10:00:00 America/New_York Fleischer's Auctions Fleischer's Auctions : The Firearm Collection of Alejandro de Quesada, Jr. https://bid.fleischersauctions.com/auctions/fleischers-auctions/the-firearm-collection-of-alejandro-de-quesada-jr-23376
Selections from the modern firearm collection of Alejandro de Quesada, Jr. Alejandro “Alex” de Quesada, Jr. (1965-2024) was a renowned author, historian, and consummate collector who built one of the militaria field’s most comprehensive private collections through decades of research and acquisition.
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Lot 1076

[TACTICAL] MKE AT-43 Rifle

Estimate: $1,000 - $1,500
Starting Bid
$500

Bid Increments

Price Bid Increment
$0 $10
$100 $25
$300 $50
$1,000 $100
$2,000 $250
$5,000 $500
$10,000 $1,000
$50,000 $5,000

5.56x45mm. 16" barrel. SN: P00340. Black Enamel finish with textured black synthetic pistol grip and forend, and telescoping butt. Delayed blowback operated semi-automatic rifle fed by detachable double stack magazines. Item mounts standard rotating four-position rear and fully hooded front post sights. Markings include ATI ROCH, NY importer mark to right receiver with MKE maker marks on left receiver and barrel. Comes with a green nylon two-point sling, and black anodized aluminum magazine. {FFL}

Good to Very Good. Bore is Very Bright with sharp rifling throughout. Metal finish with some muzzle wear, scattered light scratches, and flakes to enamel on upper edges of the lower receiver. Internals are dirty with firing residues and dust. Stock shows some light handling abrasions. Dust in pores of the sling with some loose threads. Magazine with some insertion wear and light edgewear. Action functions when cycled by hand.

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