Joint for releasably and pivotally connecting a mannequin to a s
Jointed bar for an exercise machine
Jump cup adapted to be manipulated by one hand
Jump exerciser
Jump platform exerciser for strengthening the ankle extensors
Jump rope
Jump rope
Jump rope and handles therefor
Jump rope apparatus
Jump rope assembly having enhanced strength
Jump rope device
Jump rope device
Jump rope device
Jump rope device
Jump rope grip assembly having adjustable weight and number...
Jump rope handle exercise device
Jump rope having sprinkling apparatus
Jump rope having sprinkling means, and methods of constructing a
Jump rope simulator
Jump rope simulator