Description
The WORKHORSE AR15 FORGED RECEIVER SET is a matched upper and lower forged from MIL-SPEC 7075-T6 aluminum for builders, armorers, and professionals who demand rock-solid strength and repeatable accuracy. Precision CNC machining ensures tight tolerances and flawless fit with Mil-Spec components. Finished in a durable Type III hard-coat anodize for corrosion resistance and long service life.
KEY FEATURES
- Forged 7075-T6 aircraft-grade aluminum construction
- Precision CNC machined — Mil-Spec tolerances
- Type III Class 2 hard-coat anodized finish (available ODG / Black / Raw)
- Matched upper & lower receiver set for perfect fit
- M4 feed ramps on upper receiver
- Forward assist & dust cover compatible
- Accepts standard AR-15 bolt carrier groups and buffer systems
- Laser-engraved selector markings (SAFE / FIRE)
- Ready for custom builds, Cerakote, or NFA conversions where legal
TECHNICAL SPECIFICATIONS
- Material: 7075-T6 Forged Aluminum
- Finish: Type III Class 2 Hard-Coat Anodize
- Receiver Type: AR-15 matched upper & lower set
- Caliber Compatibility: Multi-cal markings (5.56 NATO / .223 Rem / .300 BLK, others as marked)
- Weight (approx): 1.3 lb (set)
- Included: Forged upper receiver (no BCG/charging handle), Forged lower receiver (no small parts kit)
- Markings: WORKHORSE® logo and selector markings
- Country of Origin: [Insert country]
PACKAGE CONTENTS
- 1 × WORKHORSE® Forged Upper Receiver (Matched)
- 1 × WORKHORSE® Forged Lower Receiver (Matched)
- Note: Bolt Carrier Group, charging handle, buffer assembly, and lower parts kit are NOT included unless specified in options.
SAFETY, SHIPPING & FFL REQUIREMENTS
This product is regulated and must ship to a valid FFL dealer in the United States. Buyer must comply with all federal, state, and local laws. We cannot ship receivers directly to individuals in jurisdictions that prohibit receiver possession—check your local laws prior to purchase.
WHY PICK WORKHORSE®
Engineered for durability and service life, the WORKHORSE® line is built to perform wherever reliability matters — duty, competition, or training. Matched receivers mean faster builds and fewer fitting headaches for the gunsmith or hobbyist.
PRODUCT NOTES
- Finish color options and serialized configurations may be offered as variants — select from the dropdown if applicable.
- Photographs show sample units; minor cosmetic variations may occur.
- All sales subject to Raven Rock Armory Terms & Conditions.
COMPATIBILITY & FITMENT
Designed to accept standard Mil-Spec AR-15 components (barrels, BCGs, buttstocks, grips). For AR pistol or SBR builds consult a qualified gunsmith and ensure compliance with NFA rules where applicable.

FEDERAL FIREARMS LICENSE REQUIRED
Please provide your FFL dealer information to sales@ravenrockarmory.com immediately after purchase. Orders without valid FFL documentation will be delayed or cancelled.
EXPORT NOTICE: This product and/or its components is subject to the Arms Export Control Act (AECA), the Export Administration Act (EAA) as continued in effect under the International Emergency Economic Powers Act (IEEPA), the International Traffic In Arms Regulations (ITAR, 22 CFR Parts 120-130), the Export Administration Regulations (EAR) and the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) Regulations. Export is strictly prohibited without authorization or a license issued by the U.S. Department of State's Directorate of Defense Trade Controls. Any documents, drawings, prints, etc. that can be viewed, downloaded, or printed from our website may contain technical data which may not be exported outside of the United States or released/disclosed to non-US persons (i.e. persons who are not US citizens or lawful permanent residents) inside of the United States, without prior written authorization by the relevant US Government agency. Penalties for violation of U.S. export laws and regulations can reach $1,000,000 per violation and include up to 10 years imprisonment.
Additional Details
- SKU:
- WH556-SET
- UPC:
- 810033786211
- Condition:
- New
- Width:
- 6.00 (in)
- Height:
- 4.00 (in)
- Depth:
- 8.00 (in)