Rotational Motion Accessory Kit, Use to study the motion of a physical pendulum; the rotational inertia of disks, rings, and point masses; and the conservation angular momentum, inlude hollow aluminum rod, Ultra Pulley
Banana Plug/Alligator Clip Cord, 12in, Colour: Black, Flexible, 18 gauge (SWG) stranded wire cord with a stackable banana plug at one end and an alligator clip at the other end, Alligator clip has a protective vinyl sheath, 3 red, 3 black