R RRW Sergeant Full Member Minuteman Mar 2, 2013 458 411 60 Alberta.,Canada Mar 25, 2014 #1 Mar 25, 2014 #1 Does anyone know which size headspace gauge is compatible with the CM. Thanks.
Boxcar Sergeant Full Member Minuteman Jul 16, 2013 284 30 Canton, Ohio Mar 25, 2014 #2 Mar 25, 2014 #2 It should be the .400 bushing.
