DealThe Brown Bear Upper Assembly has a 16" Parkerized barrel, 1:9 twist rate and a standard hand guard. This upper receiver is chambered in .223 Wylde and machined with M4 feed ramps. This upper is subjected to numerous QA/QC checks which for firearms and upper receiver assemblies includes test firing prior to approval and shipment. This upper assembly is also backed by our BCA limited lifetime warranty. from Classic Arms (Product ACC-UHA223CM41619-P-SHG) |