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Colt AR-15A4 for Sale

Founded: 1855

HQ: United States

The Colt AR-15A4 is a full-size, semi-automatic, gas-operated direct-impingement rifle with a rotating bolt, defined by its 20-inch government-profile barrel, in 5.56×45mm NATO. It stands out for its flattop receiver with Picatinny rail and detachable carry handle.

Colt AR-15A4 Auctions

1 active auctions ending soon

Colt Defense AR-15A4 Lightweight LE Carbine 5.56 NATO AR15 15-A4 +2 MAGS

Colt Defense AR-15A4 Lightweight LE Carbine 5.56 NATO AR15 15-A4 +2 MAGS

Colt Defense AR-15A4 556 15 AR15-A4

Recently Sold

Colt AR-15A4 5.56 NATO AR15 15-A4 20" A2 Carry Handle

Sold On 07/09/2026

Colt AR-15A4 5.56 NATO AR15 15-A4 20" A2 Carry Handle

Colt AR-15A4 556 AR15 15-A4 M16A4 Clone M16

Colt AR-15A4 5.56 NATO AR15 20 AR15A4 +ORIG BOX

Sold On 05/29/2026

Colt AR-15A4 5.56 NATO AR15 20 AR15A4 +ORIG BOX

Colt AR-15A4 AR15A4 AR15 15-A4

Colt AR-15A4 5.56 NATO AR15 20" AR15A4 +2 MAGS & ORIG BOX

Sold On 05/06/2026

Colt AR-15A4 5.56 NATO AR15 20" AR15A4 +2 MAGS & ORIG BOX

Colt AR-15A4 556 AR15A4 AR15 15 USMC Clone-Correct

COLT Defense AR-15A4 5.56 NATO AR15 20" +3 MAGS

Sold On 05/06/2026

COLT Defense AR-15A4 5.56 NATO AR15 20" +3 MAGS

Colt Defense AR-15A4 15 AR15-A4 M16 Clone-Correct

Colt AR-15A4 5.56 NATO AR15 A4 20" A2 STOCK +4 MAGS

Sold On 04/24/2026

Colt AR-15A4 5.56 NATO AR15 A4 20" A2 STOCK +4 MAGS

Colt AR-15A4 556 AR15 M16A4-Pattern M16

Colt AR-15A4 5.56 NATO AR15 20" A4 Collector Sporting Rifle

Sold On 03/27/2026

Colt AR-15A4 5.56 NATO AR15 20" A4 Collector Sporting Rifle

Colt AR-15A4 556 AR15 15-A4 Target Defense

Colt AR-15A4 Mk12-style Centurion Arms Upper KAC SR-15/16 FF RAS

Sold On 03/11/2026

Colt AR-15A4 Mk12-style Centurion Arms Upper KAC SR-15/16 FF RAS

Colt AR-15A4 AR15A4 AR15 556 SPR MK-12

Colt Defense AR-15A4 HBAR 5.56 NATO AR15 20" AR15A4 M16A4 Type+3 MAGS

Sold On 10/31/2025

Colt Defense AR-15A4 HBAR 5.56 NATO AR15 20" AR15A4 M16A4 Type+3 MAGS

Colt Defense AR-15A4 AR15A4 556 AR15 AR-Rifle

Colt AR-15A4 5.56mm NATO (.223 Rem.) AR15 20" AR-15 AR15A4

Sold On 08/22/2025

Colt AR-15A4 5.56mm NATO (.223 Rem.) AR15 20" AR-15 AR15A4

Colt AR-15A4 AR15A4 AR15 AR-15 Rifle

Colt AR15-A4 5.56 NATO AR-15 20" AR15A4

Sold On 08/04/2025

Colt AR15-A4 5.56 NATO AR-15 20" AR15A4

Colt AR15-A4 556 AR-15 AR15A4

Colt AR-15A4 5.56 NATO AR-15 AR15 AR 20" Colt-AR-15A4 AR-15-AR15 AR +4 MAGS

Sold On 06/06/2025

Colt AR-15A4 5.56 NATO AR-15 AR15 AR 20" Colt-AR-15A4 AR-15-AR15 AR +4 MAGS

Colt AR-15A4 AR-15 AR15 AR Colt AR15A4 AR15-A4

LIKE-NEW Colt AR-15A4 M-16 5.56 NATO AR-15 AR15 AR 20" Colt M16 5.56 NATO

Sold On 01/10/2025

LIKE-NEW Colt AR-15A4 M-16 5.56 NATO AR-15 AR15 AR 20" Colt M16 5.56 NATO

Colt AR-15A4 AR-15 M16 AR15 AR

Colt AR-15A4 AR-15 AR15 Colt-AR-15A4 AR15 M16A4 AR15A4 ORIG BOX

Sold On 10/14/2024

Colt AR-15A4 AR-15 AR15 Colt-AR-15A4 AR15 M16A4 AR15A4 ORIG BOX

Colt AR-15A4 AR-15 AR15 M16A4 AR15A4 Colt

Colt AR-15A4 5.56 NATO AR-15 AR15 AR 20" Colt-AR-15A4 AR-15-A4 AR15A4 3MAGS

Sold On 03/11/2024

Colt AR-15A4 5.56 NATO AR-15 AR15 AR 20" Colt-AR-15A4 AR-15-A4 AR15A4 3MAGS

Colt AR-15A4 AR-15 AR15 AR AR-15-A4 AR15A4

LIKE-NEW Colt AR-15A4 5.56 NATO AR-15 AR15 AR Colt-AR-15A4 AR-15-AR15 AR A4

Sold On 02/18/2024

LIKE-NEW Colt AR-15A4 5.56 NATO AR-15 AR15 AR Colt-AR-15A4 AR-15-AR15 AR A4

Colt AR-15A4 AR-15 AR15 AR A4 +2 MAGS