Variable Inertia Kit
Consists of two disks which can be loaded with upto 8 ball bearings in internal compartments. Load one disc symmetrically and the other non-symmetrically to show the difference. Instructions and eight solid balls included.
Consists of two disks which can be loaded with upto 8 ball bearings in internal compartments. Load one disc symmetrically and the other non-symmetrically to show the difference. Instructions and eight solid balls included.