Made in the USA. Nickel silver material cover. These are not made out of brass like many economy covers. 49.2mm(1.94") Pole piece spacing. To determine your spacing measure center to center of your 2 outside pole pieces
Made in the USA. Nickel silver material cover. These are not made out of brass like many economy covers. 49.2mm(1.94") Pole piece spacing. To determine your spacing measure center to center of your 2 outside pole pieces
