US$ 19.99
Zinc plate with 4mm socket terminals sized for the simple-cell apparatus
Greatly-enlarged cardiac muscle model exposes myocardial fiber structure
98-inch outer diameter sit on a needle-supported balance bar
Aluminum-nickel-cobalt U-shape at 50 x 13 x 10mm with an 18mm pole gap
capable of producing repeated sparks once the base is charged by friction
Yellow Stackable Connecting Lead Subcategory_Test Tubes Zinc plate with 4mm socketYellow 150mm 4mm stackable safety lead rated to 12A with shrouded nickel plated pins, supplying the third color short reach line in high current 4mm socket bench circuit wiring.