Go to CMMG.com
Back to home
Find answers to our most common questions.
CMMG Mk3 Platform Specifications
CMMG Mk4 platform specifications
What is a MkGs?
What is a Mk57?
What model firearms are legal in my state?
What are the lead times on these new products?
How do I return an item for repair?
Are all CMMG products covered under the Lifetime Quality Guarantee?
Who do I contact if I have questions about a product?
What is CMMG's 9 AR Conversion?
Will a 9 AR Conversion Magazine work in a blowback 9mm AR?
What is a Mk4?
What is a Mk3?
What is a Mk9?
CMMG Mk9 Platform Specifications
What is a MkG?
CMMG MkG, MkGs, & Mk57 Platform Specifications
What handguards fit my gun?
What is DI (Direct Impingement)?
What is TB (Traditional Blowback)?
What is Radial Delayed Blowback?
Will the RipStock/RipBrace work on my gun?
What does "ALL NFA RULES APPLY" mean?
What is P3?
What is Fastback Technology?
Has the RipBrace been approved by the ATF?
I bought a CMMG conversion kit, will it work in my gun?
Does the .223/5.56 to 22LR conversion kit work in .223 Wylde chambers?
What steps do I need to take to turn my conversion kit into a dedicated upper group?
I’ve lost my owner’s manual, where can I find a replacement?
How do I get a job at CMMG?
How often should I clean my gun?
Why does my magazine sometimes fall out?
Who do I contact if my product is missing parts?
Do you offer a Military or LEO discount?
10MM Case Bulging?
Are CMMG .350 Legend magazines compatible with other manufacturers uppers/ARs?