| 摘要 |
An indoor gymnastic apparatus comprising an oscillating rod fastened to a base frame behind a seat to hold a rear extension rod, two handlebars connected to said seat at two opposite sides, a rocker seat made on said rear extension rod at one side to hold rotary cylindrical cushions, said rotary cylindrical cushions being each covered with a covering having raised portions over the outside surface thereof, a flat back cushion made on said rear extension rod at an opposite side, a front extension rod connected to said base frame to hold a pair of pedals for pedaling by the legs, wherein said rear extension rod follows the user's back to alternatively oscillate back and forth permitting said cylindrical cushions to massage the user's back.
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