The Battle Arms Development WH556-LR Workhorse is a stripped lower receiver intended for builders assembling AR-15/M16/M4-style rifles. Machined from 7075-T6 aluminum and finished in black anodize, it serves as a durable foundation for a wide range of builds. This Workhorse lower is offered as a forged stripped receiver and is specified for use with firearms chambered in .223 Rem/5.56 NATO. It accepts standard AR-15 lower parts and is marketed for general-purpose rifle assembly and customization.
Key Specifications
- Manufacturer: Battle Arms Development.
- Model: WH556-LR Workhorse.
- Product type: Stripped Lower Receiver.
- Material: 7075-T6 aluminum alloy.
- Finish: Black anodized.
- Caliber compatibility: .223 Rem / 5.56 NATO.
- Action: Semi-Auto (as listed in product attributes).
- Platform compatibility: AR-15 / M16 / M4 style receivers and components.
- Subcategory: Lower Receivers.
Robust and straightforward, the WH556-LR Workhorse lower provides a stable, forged 7075-T6 foundation for custom AR builds. Its black anodized finish and broad parts compatibility make it a practical choice for builders seeking a reliable core component for duty-style, precision, or general-purpose rifles.
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