View Single Post
  #2  
Old 09-13-2009, 11:31 PM
porterkids's Avatar
porterkids porterkids is offline
Super Moderator
M9 Bayonet Collectors Club
 
Join Date: Mar 2005
Posts: 675
The marks you're talking about appear primarily on Buck commercial M9 bayonets. They are Buck date codes. Check out the chart at the bottom of the link:
http://m9bayonet.com/buck-phrobis-m9.html
Reply With Quote