What's in the Box CMMG Banshee MK10 10mm AR-15 Pistol with Armor Black Cerakote Finish (1) 30-Round Magazine Cable Lock Owner's Manual If 10mm is the best millimeter for you, stop your search here. With an 8 barrel this Mk10 BANSHEE is built to extract the full ballistic performance expected of the 10mm cartridge. Glock-pattern magazines have come to be known for their reliability and affordability, and if you already have your own collection of 10mm Glock-pattern magazines going then they will be right at home with the Mk10. Available in a variety of cerakote finish options (this one in Armor Black Cerakote), the BANSHEE series represents the most innovative AR pistols and SBRs available today. From the quick deploying RIPBRACE , to the stylized receivers and EML handguards, every BANSHEE is tailor-made to be the personal defense weapon you can always depend on. With full length M-LOK slots on both sides and the bottom of the handguard as well as M-LOK between the top picatinny rail sections, you ll always have enough space for those must have accessories. Firearm Features Radial Delayed Blowback Operating System ZEROED Drop-In Trigger ZEROED 60 /90 Ambi Safety ZEROED AR15 Ambi Charging Handle ZEROED AR15 Bolt Catch ZEROED AR15 Polymer Dust Cover Firearm Specifications Manufacturer: CMMG Model: 10A570F-AB Caliber: 10mm Barrel Length: 8" Twist Rate: 1:16 Overall Length: 23.8" Finish: Armor Black Cerakote Grips: ZEROED Pistol Grip Sights: None, Front/Rear Picatinny Rail Magazine Capacity: 30-Rounds Additional Features: CMMG EML7 M-Lok Handguard