Save $20
on any order of $599+
Save $30
on any order of $999+
Save $50
on any order of $1499+
View All Coupon Codes
Contact Us For Pricing
Bell for demonstrating electro-magnetic operation of apparatus and verifying that sound waves sound waves do not propagate in a fine vacuum (< 1 hPa). Open acrylic housing with 4-mm safety sockets.
We aim to show you accurate product information. Here you will find what the manufacturers have provided us with. See our disclaimer.
* Free Ground Shipping within the continental U.S. only (excludes Alaska, Hawaii, PO Boxes and APO/FPO addresses).
Note: Please read description carefully. Do not base your order on the picture presented.
