Aero Precision 6.5 Crd 20" Barrel Complete Upper, Free-Floating M-Lok Handguard - APAR308554M45

Complete your AR-10 build faster with the Aero PrecisionA(R) M5E1 AR-10 20" SS 6.5 Creedmoor Upper Receiver w/ Enhanced 15" M-LOKA(R) Handguard. The M5E1 Upper Receiver is precision machined from 7075-T6 aluminum with a corrosion-resistant anodized finish for superior strength and unmatched durability that's perfect for the range or in the field. Laser engraved T-marks make mounting optics easy while .2795" takedown pinholes ensure combining this upper receiver with your rifle's lower receiver is easy and quick. Plus, an M4 feedramp ensures smooth, reliable feeding when you need it the most. Even better, the handguard mounting platform is forged into the receiver and this upper receiver comes with the forward assist and port door installed. The GEN 2 Enhanced M-LOK Handguard features quick disconnect sling sockets at 3, 6, and 9 o'clock positions for use with your favorite rifle slings and boasts milled additional surfaces along the flats to aid with ergonomics while also adding visual appeal. A new profile, continuous Picatinny top rail has plenty of room for your favorite weapon-mounted accessories while built-in anti-rotation tabs ensure a secure, wobble-free fit to the upper receiver. If that's not enough, this handguard boasts a 1-piece free-float design and is compatible with low-profile gas blocks. A 1.78" inside diameter fits most muzzle devices and 1.5" suppressors. To top it off, this M-LOK handguard is machined from 6061-T6 aluminum with a corrosion-resistant anodized finish.The final piece of this upper receiver group is the 20" 6.5 Creedmoor Barrel that is constructed with 416R stainless steel with a corrosion-resistant bead blasted finish for long-lasting durability. This barrel is HP and MPI tested and boasts a 1:8 twist for superior precision and accuracy with your rifle build. The gas block journal is .875" and this barrel is built for rifle-length gas systems. This rifle barrel features a DPMS barrel extension and boasts a 5/8x24 thread pitch for compatibility with your favorite muzzle devices like flash hiders and muzzle breaks. Includes M5E1 Assembled Upper Receiver, GEN 2 Enhanced M-LOK Handguard, 20" 6.5 Creedmoor Stainless Steel Barrel, and low-profile gas block and rifle-length gas tube. Product comes assembled. BCG and charging handle NOT included. Made in USA.