PRO-SUPRA INTERNATIONAL CORP. 大踴企業有限公司

  this machine can do the leg training as well as
  the rowing arm training, but other than the traditional
  upright bike and recumbent bike rider’s body must 
  ride on the bike and sit above the bike, the user
  of SPR-TNG760 just sit on a most comfortable 
  home chair and complete the training program,
  the wheel chair is included as well. 
*Advance,the new device of gas cylinder
  is the first time to be introduced into the training 
  machine, this cycle trainer is operated with a rowing 
  handle bar, dual action trainer.
*The rowing movement of the handle bar 
  operates with a gas cylinder.
*The advanced ideas and techs can be found 
  all over the GS series, compact, solid and unique, 
  it takes only a small space at home. 
*Unique super slim design on its main body, 
  only 8 cm wide. 
Advantage of the gas spring： 
1.The gas cylinder operates like a gas spring, 
    it produces constantly a resistance force of 5 kgs, 
    and that the actual measurement of the calorie burn 
    of the user become possible, this is a help to the 
    people who is under the rehabilitation treatment. 
2.The operation of the gas spring assures a very 
    smooth and soundless movement. 
3.The handle bar will always return to its starting place 
    automatically because of the gas spring.