NRA Gun of the Week: KRISS Vector Gen II CRB
This guide details the modular caliber conversion process for the KRISS Vector Gen II CRB, as explained by Kelly Young from American Rifleman. The video highlights the firearm's design where the lower receiver is the serialized part, allowing for quick caliber swaps between options like 9mm and .45 ACP. Proper safety protocols are emphasized throughout the procedure.










