All CCI Primers have a larger anvil spot to compensate for firearms that could have an off-centre firing pin and are engineered to permit clean feeding in automated reloading tools. The APS (Automatic Priming Process) primers are preloaded into colour-coded plastic strips to be used from the proprietary RCBS APS https://jarededyvq.blog-ezine.com/31669478/not-known-factual-statements-about-cci-200-large-rifle-primers