COLT XM177E2 RETRO CARBINE for Sale
Browse Colt XM177E2 Retro Carbine listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The Colt XM177E2 Retro Carbine originated in the late 1960s as a compact variant of the M16 designed for close-quarters combat. It emphasizes maneuverability and enhanced firepower in a lightweight platform. Today, it holds strong appeal among collectors and military firearm enthusiasts.
Why It's a Top Choice
- Compact design ideal for close-quarters
- Reliable gas-operated system proven in combat
- Iconic military heritage from Vietnam War era
- Strong aftermarket support for parts and accessories
- Semi-auto variants popular for civilian collectors
Key Variants
Colt XM177E2 Retro Carbine
Designed for special forces needing compact, reliable carbines in dense environments.
XM177E1
Early short-barrel model, precursor to the E2, used in Vietnam engagements.
M4 Carbine
Modern evolution with enhanced modularity and accessory compatibility.
Competitor Comparison Table
| Feature | Colt XM177E2 Retro Carbine | M4 Carbine | HK416 |
|---|---|---|---|
| MSRP | Varies (collector pricing) | Approx. $900 - $1,200 | $3,000+ |
| Capacity/Size | 30-round 5.56 NATO, 10.3-inch barrel | 30-round 5.56 NATO, 14.5-inch barrel | 30-round 5.56 NATO, 14.5-inch barrel |
| Weight | Approx. 5.5 lbs | Approx. 6.5 lbs | Approx. 7.9 lbs |
| Optics-Ready | Basic iron sights, aftermarket optics possible | Picatinny rail for scopes/optics | Integrated Picatinny rail system |
| Trigger Type | Single-stage military trigger | Single-stage/Mil-Spec trigger | Enhanced two-stage trigger |
| Notable Pro | Historic design with combat-proven reliability | Highly modular with modern upgrades | Superior piston-driven system, less fouling |
| Notable Con | Limited factory optics integration | Heavier than XM177E2 | Higher cost and weight |
Best Use Cases
- Military and tactical close-quarters combat training
- Collector interest for classic military carbines
- Self-defense with compact rifle platform
- Range shooting and marksmanship practice
- Historical reenactments and demonstration
FAQs
Can I use standard 5.56 NATO magazines with the Colt XM177E2 Retro Carbine?
Yes, the XM177E2 accepts standard 30-round STANAG magazines chambered in 5.56 NATO.
What is the barrel length of the Colt XM177E2 Retro Carbine?
The XM177E2 features a 10.3-inch barrel optimized for compactness and maneuverability.
How does the Colt XM177E2 differ from the M4 Carbine?
The XM177E2 has a shorter barrel and lacks the modular rail system standard on the M4.
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Colt Mid-Length Carbine 5.56mm (CR6960)
$1,349.99


