4-Piece Rectangular Retort Stand Set with Coated 3-Prong Clamp Light & Optics_Color supplied with a rubber seal

supplied with a rubber seal for airtight bell-jar and vacuum work

generating enough output when cranked to light a connected bulb during electromagnetic-induction and energy-conversion demonstrations

polished with ground edges for image-formation experiments in introductory optics

Fifteen-volt DC scale on a 315x115mm laminated panel with sealed multiplier

Cast iron closed ring clamp with an integrated boss head

4-Piece Rectangular Retort Stand Set with Coated 3-Prong Clamp Light & Optics_Color supplied with a rubber sealFour piece retort stand set with a powder coated 8 by 5 inch pressed steel base, a 23. 6 inch stainless rod, a 3 inch cast iron support ring, and a three pronged coated clamp.