Another great CD 257 Mickey Mouse profile insulator. Out of the 60-A group of EINs, this is the (175). This unit has the 0 in 60 engraved over a 3 on front skirt and PATENT is blotted out on rear skirt. Of course wide saddle groove and that beautiful Hemi-Blue color. One pinprick to dome, a pinhead nick to bottom of rear ring and nine nicked SDPs. Absolutely gorgeous mouse! $50.00 + shipping. First email that says' "I'll take it.". No PayPal. Email with questions.