Degree Grade Control

BARNES 73612 Suspended Mercury Level Control

BARNES 73612 Suspended Mercury Level Control
BARNES 73612 Suspended Mercury Level Control
BARNES 73612 Suspended Mercury Level Control

BARNES 73612 Suspended Mercury Level Control    BARNES 73612 Suspended Mercury Level Control

BARNES 73612 Suspended Mercury Level Control. This is brand new, never been used. It's spent all of its life on a shelf in a climate controlled shop.


BARNES 73612 Suspended Mercury Level Control    BARNES 73612 Suspended Mercury Level Control