Ask the Community

Hi Grant, It's chambered in .300 AAC Blackout

Manufacturer Number: 30B129A .300 AAC Blackout 16" 4140 Chrome-Moly steel medium taper profile Threaded 5/8x24 RKM11 KeyMod hand guard Forged 7075-T6 Aluminum M4 Type Upper CMMG A2 Compensator Bolt carrier group Charging Handle Salt Bath Nitride Coating Matte black

Please click the green box stating it as the best answer. We are rated on our answers and are just volunteers, not Buds employees. You can choose more then one Thank you!

300 black Out. ((Features and Specifications)): - Manufacturer Number: 30B129A - .300 AAC Blackout - 16" 4140 Chrome-Moly steel medium taper profile - Threaded 5/8x24 - RKM11 KeyMod hand guard - Forged 7075-T6 Aluminum M4 Type Upper CMMG A2 Compensator - Bolt carrier group - Charging Handle - Salt Bath Nitride Coating - Matte black.