The flat top M4 Mil-Spec upper receiver are forged CNC Machined from 7075-T6 Aluminum, the hardest and most durable material of any upper! To ensure even more strength they are hard coat anodized.
The Spiral Fluted 20” .223/5.56 Wylde barrel is the perfect marriage of design and precision! The Wylde phosphated barrel fires 5.56 or .223 ammo in less than 1” groupings at 100 yards! This heavy barrel is made from the highest quality 4150 Chrome Molly Steel for accuracy and durability! This barrel comes with a 1:9 twist rate, rifle gas system and head spaced twice from the US manufacturer.
This incredible rail has 200% increase in keymods, so your attachment position options are endless! This rail was designed for shooters that want BUIS at 45 degree angle with no additional costs for attachments.The rail is a 15” CBC Keymod rail made from Airplane Aluminum and then hard coat anodized to improve the strength!
We assemble there uppers exclusively with Veterans of our Armed Services! These military men have an eye for detail, they scope port holes, torque to military specs & quality check each upper.The end result, the highest quality upper assemblies for the money.
SAVE $ 7000 TODAY was $ 36900
Due to increased demand, lead time on upper assemblies is currently 5 business days for production prior to shipping (as of 4/16/17). All assemblies are built to order.
- LIMITED TIME ONLY -
On Orders of $400 or More
On specials all sales are final, limited warranty applies.
CBC Industries offers reliable, dependable, and the highest quality AR15 parts and AR15 accessories! We back all of our AR15 parts and products with our LIFETIME Warranty. Feel free to call us with any questions at (843)818-4374.