A 36 gauge is .506, a 67 gauge is .410. I used to have an example of each one but had to sell them due to economic necessity.
Click on this link to see an article I wrote some years back about the two guns http://www.fourten.org.uk/36g410.html
Steve

Last edited by Rockdoc; 10/16/12 05:53 PM.

Approach life like you do a yellow light - RUN IT! (Gail T.)