The BAD WORKHORSE 556 10.5 UPPER BLK N/BCG is a high-quality upper receiver for AR-15 enthusiasts. It solves the problem of finding a reliable and durable upper receiver that enhances shooting performance. With its precision craftsmanship, anodized finish, and compact size, it offers exceptional reliability and maneuverability in close-quarters combat situations. The chamber versatility allows for the use of both .223 REM and 5.56 NATO ammunition, catering to different shooting needs. The sleek black design reduces glare and reflection, making it ideal for stealthy operations in low-light environments. As part of the Workhorse series, it is built to withstand harsh conditions and perform flawlessly. Overall, the BAD WORKHORSE 556 10.5 UPPER BLK N/BCG is a must-have investment for AR-15 enthusiasts looking to elevate their shooting experience.