Insulators as follows -- actual postage additional

CD 1104.1 no markings -- tiny base flake -- $12

CD 1104.1 no markings -- no issues -- $15

CD 1104 no markings -- no issues (the item in the photo is a big fully enclosed bubble that extends across the base!!) -- $25

CD 1104 no markings -- just a small lower groove ping -- $18

NOTE: I'm selling these insulators on behalf of the Jim Fielding estate -- PayPal (no fee friends and family) or checks are both accepted - I'll provide instructions. I'll also be handling all the packing and mailing.