
Hi, I’m Cory Sementuh and I’m the proud owner and armorer for CDS ARMS / FREEDOM SECURITY. You’re probably reading this because you’re interested in building an AR-15 style rifle/pistol/SBR and want some advice. While this is not a definitive guide, it is a great starting place for the information needed to make good decisions on your AR build. I have learned a ton in my 20+ years in the AR industry and on the innumerable amount of builds, upgrades, modifications and repairs done. Continue reading