Ajax Scientific ring and ball apparatus. Ring and ball apparatus. For demonstrating the expansion or contraction of metals. Consists of two brass rods with wooden handles, one is fitted with a ring and the other with a ball of approximate diameter 25-millimeters, attached at the end.
Ajax Scientific HE300-0000 Ring and Ball Apparatus
Was:
$75.28
Now:
$37.64
- SKU:
- V616586
- Condition:
- New
- Availability:
- Free Shipping from the USA. Estimated 2-4 days delivery.