KCI USA AR-15 Rifle Drum Magazine .223/5.56x45mm 50/rd Black
$83.28
High-capacity 50-round drum magazine for AR-15 rifles in .223 Remington/5.56x45mm. Clear polymer body for ammo monitoring.
15 in stock
Designed to fit your AR-15 style firearms chambered in .223Remington/ 5.56x45mm. The clear polymer magazine body allows you to monitor your ammunition. A front-load assist using linked followers and a heat-treated flat spring supports quick and easy loading. This package includes an Operator’s Manual Carrying Pouch and Graphite Lubricant.
Disclaimer: Lifetime Warranty VOIDED if customer disassembles magazine! This magazine is not designed to be used with hollow point ammo.
NOT COMPATIBLE WITH SOME AR-15 / M16 / M4 RECEIVERS THAT DO NOT HAVE THE SAME INTERNAL AND EXTERNAL DIMENSION OF A MIL-SPEC LOWER RECEIVER.
Specifications
- Weight: 1.5lbs
- Compatibility: AR-15 / M16 / M4
- Caliber: .223 Remington / 5.56x45mm
- Capacity: 50 Rounds
- Body Material: Polymer / Polycarbonate
- Spring Material: High Carbon Steel
Frequently asked questions
What firearms and calibers is this drum magazine designed for?
It is designed for AR-15-style firearms chambered in .223 Remington or 5.56x45mm. Compatibility is listed for AR-15, M16, and M4 firearms with mil-spec lower receiver dimensions.
What is the magazine capacity and construction?
It holds 50 rounds and has a polymer/polycarbonate body with a high-carbon-steel spring. It weighs 1.5 pounds.
What is included with the magazine?
The package includes an operator’s manual, carrying pouch, and graphite lubricant.
Are there any ammunition or compatibility restrictions?
The magazine is not designed for hollow-point ammunition. It may not fit AR-15, M16, or M4 receivers that do not share the internal and external dimensions of a mil-spec lower receiver. State and local shipping restrictions may also apply.
| Weight | 2.060 lbs |
|---|---|
| Dimensions | 9.000 × 6.250 × 5.000 in |
| Manufacturer | KCI Usa Inc. |
| Capacity | 50 |
| Finish | Black |
| Frame Material | Polymer |
| Caliber | .223/5.56x45mm |
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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