Up for consideration is a pair of Chicago Insulating Co. Diamond groove insulators

CD 135 [030] blue insulators

Left picture is a type 1 Fizzy with bubble 8/10 see pics, some flea bites around 2 diamond grooves. Email if you want a specific picture taken.

Right picture is a type 3 Some milk and snot a few bubbles no fizz 7/10 see pics, some flea bytes around 2 diamond grooves, 1 chip between groove and dome. Like I say pics available if you need.

PayPal preferred using family and friends payment.

Shipping elsewhere can be arranged by email.

Thanks for looking. John