That's the purpose of the aluminum plates top and bottom- - - -they seal the ends of the roll and force the oil to soak through the sides. A spacer can be fabricated to accommodate any center tube size desired. I'll probably use a piece of aluminum conduit with a bunch of holes drilled in it as a centering sleeve. I think I'm going to use John Wayne style CHEAP paper (80 rolls/$56.00 with free shipping)- - - -I don't really care what bears do in the woods with the expensive stuff!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!