US$ 26.95
four magnet-mounted pulleys
Bare 26 SWG copper wire on a 250g reel approximating 550 feet
98-inch outer diameter sit on a needle-supported balance bar
Pairs 50mm of aperture with a 200mm focal length on a convex glass surface
Multipoint Fuel Injection Module - Item #
Metal Lever on Magnetic Base Force & Motion_Mechanics four magnet-mounted pulleysThirty seven point five cm perforated metal lever on a magnetic base, with holes at 25mm intervals for hanging masses during torque, equilibrium, and lever principle demonstrations.