Endeavor 100 MK4 Upper Features
CMMG’s ENDEAVOR 100 Upper Group Kit is chambered in Hornady’s 6mm ARC. Designed for superior long-range accuracy, this upper group kit features a 20-inch barrel and includes one 10-round magazines so that you can easily pair with your existing AR15 lower receiver and squeeze out every drop of ballistic performance from this exciting new caliber.
Endeavor 100 MK4 Upper Specifications
- Caliber: 6mm ARC
- Model: Endeavor 100
- Series: MK4
- Barrel Length Range: 20″ to 20.99″
- Sights: None, Optic Ready
- Capacity: 10rd
- Muzzle: A2 Compensator
- Firearm Fit: AR-15
- Handguards: 15″ CMMG RML M-LOK
- Includes: Magazine
- Receiver Finish: Black Hard Coat Anodized
- Receiver Material: 7075 T6 Aluminum
- Thread Pattern: 5 / 8″-24 tpi
- Twist: 1:7.50″
- Weight: 5.40 lbs
- Barrel Description: Medium Taper
- Barrel Finish: Black Nitride
- Barrel Material: 416R Stainless Steel
- Barrel Length: 20″
| Barrel Length | 20 |
|---|---|
| Caliber | 6mm ARC |
| Capacity | 10 |
| Condition | New in Box |
| Finish Per Color | Black |
| Manufacturer | CMMG |
| Manufacturer Part Number | 60F8619 |
| Model | Endeavor 100 MK4 Upper |
| Type | Uppers |
| UPC | 810046230510 |
Frequently Asked Questions About This Product
Why buy CMMG Endeavor 100 MK4 Upper 6mm ARC 20" Barrel 10-Rounds 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 CMMG Endeavor 100 MK4 Upper 6mm ARC 20" Barrel 10-Rounds?
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 CMMG Endeavor 100 MK4 Upper 6mm ARC 20" Barrel 10-Rounds 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: RIFLES, Uppers.
What tags or features does this product have?
Key features and tags for this product include: RIFLES, Uppers.
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 CMMG Endeavor 100 MK4 Upper 6mm ARC 20" Barrel 10-Rounds
All firearms, including the CMMG Endeavor 100 MK4 Upper 6mm ARC 20" Barrel 10-Rounds, 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 CMMG Endeavor 100 MK4 Upper 6mm ARC 20" Barrel 10-Rounds 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.
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