FAQs
Find answers to our most common questions.
- Does CMMG have 9mm magazine inserts?
- 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?
- 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?
- Is my CMMG firearm Direct Impingement or Radial Delayed Blowback?
- California Firearms Excise Tax
- Serial Number Lookup
- What Is Compliant In My State?
- Is CMMG doing a Black Friday sale?
- What is the thread pitch on my CMMG's threaded barrel?
- What is 9mm available in?
- What magazine does each CMMG platform use?
- What does P&W mean?
- How do I become a dealer?
- What is the minimum order quantities to become a dealer?
- What Cerakote colors do you offer?
- What happened to the 100, 200, and 300 series?
- Does CMMG still make .458 SOCOM?
- What is the difference between the 100, 200, and 300 series?