Alexander Arms AR15 Stripped Rifle Upper 6.5 Grendel 20 in Barrel Carbine Length 1-9 Twist 5/8x24 Thread Black

Alexander Arms AR15 Stripped Rifle Upper 6.5 Grendel 20 in Barrel Carbine Length 1-9 Twist 5/8x24 Thread Black. The Upper Receiver Built Kit comes with all the key components making it an excellent choice for a home build. Specifications for Alexander Arms 6.5 Grendel Upper Receiver Build Kit: Manufacturer: Alexander Arms Caliber: 6.5mm Grendel Gas System Length: Carbine Length Threads per Inch: 5/8x24 Muzzle Device: None Color: Black Gun Type: Rifle Gun Make: AR Platform Gun Model: AR-15 Included Accessories: 10 RD Magazine Condition: New Magazine Included: Yes Alexander Arms 6.5 Grendel Upper Receiver Build Kit Mil-Spec flat top upper receiver (port door and forward assist installed) Our very own high quality stainless steel fluted barrel Threaded 5/8-24 RH Complete bolt carrier and 6.5 Grendel bolt .875 Low profile gas block with set screws Standard length gas tube with roll pin Mil-spec charging handle One 10 round Magazine with manual Package Contents: Alexander Arms 6.5 Grendel Upper Receiver Build Kit What firearm models does the manufacturer say Alexander Arms 6.5 Grendel Upper Receiver Build Kit is compatible with? The manufacturer suggests that Alexander Arms 6.5 Grendel Upper Receiver Build Kit is compatible with AR-15Alexander Arms KIT-65-20: AR15 Stripped Rifle Upper 6.5 Grendel 20 in Barrel Carbine Length 1-9 Twist 5/8x24 Thread Black