16.25" Gear Train Simple Machine Model Handle Type_Wood Student pulley demonstration set with

Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons

this pack of premium qualitative filter paper offers medium-speed gravity filtration with a 10-micron pore size at 85 gsm weight

5 inches of nylon bristles for scrubbing glassware up to 4 inches in diameter

75-inch mouth on a 4 by 4 inch base

16.25" Gear Train Simple Machine Model Handle Type_Wood Student pulley demonstration set withUsed to demonstrate how meshing gears transmit rotation, change speed, and multiply torque, this 16. 25 inch gear train simple machine model arrives ready to use with no assembly required.