G27550 ^+ Glass Geiger Tube Assortment

Assortment of 3 of our most popular glass Russian Geiger Counter tubes.
You get 1 DOB-50 (Background count 1 to 2 per minute)
1 CI-11BG (Background count 2 per minute) and
1 CI-22BG (Background count 12 per minute).
All are new old stock and made during the Cold War. All are tested 100% and each will work with our C8600ASB (not included). This is a $49 value!