Double Parallel Pulley with 2" Wheels Item Type_Shot Glass Shopping for someone else but

Shopping for someone else but not sure what to give them

providing the cleanest hand-operated way to make and break a circuit during early electricity instruction with stackable modules

Adjustable flash-frequency control across this improved stroboscope lets students isolate periodic motion from rotating machinery

Flat-bottom narrow-neck boiling flask in autoclavable borosilicate glass holds 3000mL for large-volume heating

this 16 SWG bare copper wire ships on a 500g reel approximating 85 feet of high-conductivity material

Double Parallel Pulley with 2" Wheels Item Type_Shot Glass Shopping for someone else butAluminum bodied double parallel pulley with two 2 inch wheels in a heavy duty 4. 25 inch metal frame and end hooks, demonstrating compound pulley mechanical advantage in paired configuration.