Thread: Filler Material inbetween barrels
View Single Post
Unread 11-01-2013, 12:13 AM   #5
Member
Mike Franzen
PGCA Lifetime
Member
 
Mike Franzen's Avatar

Member Info
 
Join Date: Dec 2008
Posts: 3,054
Thanks: 1,409
Thanked 4,822 Times in 1,450 Posts

Default
I removed the rib from an early 10ga set and found the same thing. My guess was it was some sort of heat sink to control solder.
Mike Franzen is offline   Reply With Quote
Visit Mike Franzen's homepage!