Thread
:
Guess the Grade
View Single Post
03-07-2012, 12:56 PM
#
3
Member
Bill Murphy
PGCA Lifetime
Member Since
Second Grade
Member Info
Join Date: Jun 2009
Posts: 17,306
Thanks: 7,252
Thanked 10,856 Times in 5,677 Posts
B, small bore, vent rib, no rib around breech ball. Just a guess.