2.125" Cast Iron Closed Ring with Boss Head Clamp Science at Home_Elementary Science Highly-detailed digestive canal model isolates

Highly-detailed digestive canal model isolates the GI tract from surrounding organs to expose mucosal and muscular layers along the full length of the canal

Largest metal displacement vessel in the series at 225 by 125mm with a side spout

this wool cloth is a standard accessory for electroscope and Van de Graaff work

and cylindrical-optics demos

2.125" Cast Iron Closed Ring with Boss Head Clamp Science at Home_Elementary Science Highly-detailed digestive canal model isolatesCast iron closed ring clamp with an integrated boss head, combining a 2. 125 inch outer ring and a thumbscrew rod grip from 5 16 to 5 8 inch for small apparatus support.