Colt M4 OEM1 Carbine 5.56mm 16.1″ Barrel Matte Black
$952.38
The Colt M4 OEM1 Carbine in 5.56mm is designed for customization, allowing users to build their ideal rifle based on the proven Colt M4 platform. With a 16.1″ barrel and the omission of handguards, buttstock, trigger guard, magazine, and rear sight, it is ready to accept most aftermarket components for a tailored shooting experience.
4 in stock
The Colt OEM Series offers a no-compromise solution for consumers and dealers to build and offer customized rifles based on the proven Colt M4 Platform. Handguards Buttstock Trigger Guard Magazine and Rear Sight have been omitted completely. The OEM1 is ready to accept most aftermarket Drop-In
style Handguards that utilize the factory barrel nut and
retaining ring. Also Available with Low Profile Gas Block and without Handguard Retaining Ring
- Action: Semi-automatic
- Caliber: 556NATO
- Barrel Length: 16.1"
- Finish Color: Matte
- Grips Stock: Pistol Grip
- Capacity: N/A
- Sights: A2 Front
- OAL: 32"
- Metal Finish: Black
- Muzzle: Muzzle Brake
- Barrel Description: Chrome-Lined
- Twist: 1:7"
- Barrel Length Range: 16.00" to 17.99"
- Purpose: Personal Protection/Sport
- Series: Carbine
| Weight | 7.100 lbs |
|---|---|
| Dimensions | 40.500 × 8.750 × 3.250 in |
| Manufacturer | Colt Manufacturing |
| Action | Semi-Auto |
| Barrel Length | 16.1″ |
| Capacity | |
| Finish | Matte Black |
| Overall Length | 35.5″ |
| Caliber | 223 Rem, 5.56 NATO |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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