This AR 10 upper build kit is provided with a 16-inch barrel. It is chambered in 308 CMV and comes with 1-10 twist and 5/8-24 threading. The barrel is composed from 4150 Chrome Moly Vanadium Steel.
The product benefits from a QPQ finish applied inside and out. Such a finish is crucial. It helps to resist corrosion. Like many AR 10 upper build kits for sale, this item is equipped with a 750 gas block journal and 072 gas port. The length of gas setup is medium. Please note, that the item is compatible with low profile gas blocks. This product is HP and MPI tested. All the components were produced in the USA. It comes equipped with a port door and forward assist. As to the 12” 1pc free float handguard, the rail is machined from 6061-T6 aluminum. There are scalloped rails as well as incorporated anti-rotation tabs. The top rail is continuous. The product features 1.8-inch inside diameter and is suitable for most muzzle devices and 1.5-inch suppressors. Choosing from our AR-10 complete kits, check out for the additional items you can order as an add-on. If any questions arise, our team will help you with explanation and advice.