Sloping Pear-Shape Splash Head, 29/32 Flask and 29/32 Condenser Cones, Borosilicate Glass Base Size_8 x 8" Flexible joint allows the model

Flexible joint allows the model to move through knee flexion and extension

Dial-gauge expansion apparatus with three interchangeable metal rods for heating and measuring the small length change each metal undergoes

the universal gate from which any other Boolean function can be built in digital-electronics work

and mechanical-systems setups with increased momentum-per-unit requirements

Straight receiver adapter with cone in borosilicate glass features 14/23 socket and cone for distillation collection and apparatus connections

Sloping Pear-Shape Splash Head, 29/32 Flask and 29/32 Condenser Cones, Borosilicate Glass Base Size_8 x 8" Flexible joint allows the modelSloping pear shape splash head in borosilicate glass fits 29 32 flask with cone sizing for vacuum distillation with splash prevention.