Whether you’re looking to finish up your next .22 LR build or have a dedicated .22 upper for some cheap plinking put the 9 BANSHEE on your list. Designed to work with CMMG .22 AR Conversion Mags and any standard AR15 lower group this .22 LR upper doesn’t just look like an AR it is an AR and comes ready to accessorize to fit you best. Available in six different Cerakote finishes all CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: – ZEROED AR15 Polymer Dust Cover – ZEROED AR15 Ambi Charging Handle – ZEROED .22LR Flash Hider – Platform: Mk4 – Caliber: .22 LR – Operating System: Traditional Blowback – Barrel Length: 9 – Barrel Twist: 1:16 – Barrel Contour: MT – Barrel Material: 4140CM SBN – Muzzle Device: CMMG ZEROED Flash Hider – Muzzle Thread: 1/2 x 28 – Upper Receiver: Billet 6061 T6 Aluminum – Hand Guard: CMMG EML7 M-LOK – Finish: Cerakote Standard – Charging Handle: CMMG ZEROED Ambi – Weight: 2.9 lbs – Length: 17.4