Finish: Barrel Nitride Treated
Material: Chrome Moly Steel
Muzzle Device Thread Pitch: 1/2 X 36 TPI
Caliber: 9 mm
Finish: MILSPEC Hard Coat Anodized
Material: 7075 T-6 Aircraft Grade Aluminum
7″ Gen 2 Keymod
Material: 6065 Aluminium
*Does not include Bolt Carrier Group / Charging Handle, Non-Lock Back
*Use with a 9mm Lower that is designed to work with Glock®-style magazines.
*Must be 21 years old to purchase
Product Details: AR-9 Upper Assembly – 7.5″ / 9mm / 1:10 / 7″ Gen 2 Keymod AR-15 Handguard / Rail / Non-Lock Back
➲ Upper Receiver
The foundation of all good AR\'s is built upon a dependable upper receiver. CBC upper receivers offer best-in-class quality while providing you years of dependable service. Boasting a MIL-SPEC type III hard coat anodized finish and machined from 7075-T6 forged aluminum, this M4 flat-top receiver delivers a lifetime of superior function. You want your AR built upon a solid platform - this receiver gives you the confidence that your AR-15 will function when it counts most.
All partial AR-9 uppers are assembled with everything you need less the charging handle and bolt carrier group. CBC AR-9 uppers offer 9mm function in a versatile AR platform. Experience superior quality and exceptional performance from every upper assembly you purchase from CBC. Better yet, all of our CBC AR-9 uppers are custom built-to-order enabling us to provide you with the best prices you will find anywhere. The quality of our uppers are backed by our Lifetime Warranty – if any CBC upper assembly becomes defective, we will repair or replace it at no charge. Get your partial AR-9 upper at CBC today and save with free shipping!