20-Peg Wall-Mounted Plastic Draining Rack with Collection Tray Physics_Electricity & Magnetism Jumbo die-cast swivel clamp holder

Jumbo die-cast swivel clamp holder accepting rods up to 21 mm

Hand-painted arterial red and venous blue vessels trace the full systemic and pulmonary circulation across a mounted human figure for cardiovascular teaching

producing more sinusoidal oscillation than a standard helical spring for SHM studies

the optical-grade crown body producing low-dispersion baseline measurements in refraction comparison studies

and aluminum — sized to equal volume and drilled for suspension in calorimetry experiments

20-Peg Wall-Mounted Plastic Draining Rack with Collection Tray Physics_Electricity & Magnetism Jumbo die-cast swivel clamp holderWall mounted plastic draining rack with 20 pegs and a drip tray, channeling rinse water from glassware into a single collection point to keep benches dry after washing.