All CCI Primers Use a larger anvil space to compensate for firearms that will have an off-centre firing pin and so are engineered to permit smooth feeding in automatic reloading tools. The APS (Computerized Priming Technique) primers are preloaded into colour-coded plastic strips for use during the proprietary RCBS APS https://trevorpsvww.arwebo.com/54403456/not-known-details-about-cci-br2-primers