Heckler and Koch MR556 Handguard Features
Engineered with precision from high-grade aluminum, this HK MR556 handguard delivers exceptional strength without excessive weight. The M-LOK interface system provides low-profile modularity, allowing shooters to securely attach lights, grips, bipods, and other accessories exactly where needed—without bulk or added weight.
With a 12.5-inch length, this handguard strikes the perfect balance between coverage and agility, giving users enough space for extended support-hand placement and accessory customization. It’s finished in durable black anodizing and is built to meet HK’s stringent quality standards for fit, finish, and reliability.
Heckler and Koch MR556 Handguard Specifications
- Manufacturer: Heckler and Koch (HK)
- Model: MR556
- Category: Handguards
- Length: 12.5″
- Mounting System: M-LOK
- Color: Black
- Material: Aluminum
- Compatibility: HK MR556 Rifle
- Finish: Anodized
| Condition | New in Box |
|---|---|
| Finish Per Color | Black |
| Manufacturer | Heckler and Koch |
| Manufacturer Part Number | 51001100 |
| Model | MR556 Handguard |
| Type | Handguards |
| UPC | 642230262683 |
Frequently Asked Questions About This Product
Why buy Heckler and Koch MR556 Handguard 12.5" MLOK from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy Heckler and Koch MR556 Handguard 12.5" MLOK?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is Heckler and Koch MR556 Handguard 12.5" MLOK available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: Handguards, New Arrivals.
What tags or features does this product have?
Key features and tags for this product include: Handguards, New Arrivals.
Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.
FFL Transfer & Firearms Laws for Heckler and Koch MR556 Handguard 12.5" MLOK
All firearms, including the Heckler and Koch MR556 Handguard 12.5" MLOK, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the Heckler and Koch MR556 Handguard 12.5" MLOK is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
