The Battle Arms Development WH556-URS Workhorse Upper Receiver is an AR15 / M4 compatible aluminum upper with a black anodized finish. It’s designed to be a durable foundation for assembling a dependable AR-pattern build.
Key Features
AR15 / M4 platform fit for straightforward compatibility
Constructed from 7075-T6 aluminum for a strong receiver base
Black anodized finish for corrosion resistance and a clean appearance
Choose the WH556-URS Workhorse upper receiver when you want a quality aluminum foundation for your AR15 / M4 build.
