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The StrechCordz Stationary Swim Trainer S121 is designed for in-place resistance swim training while using lane lines, to train for proper hip rotation and stroke rotation. Allows multiple swimmers to occupy one lane at the same time. Coaches can assist with positioning and stroke while swimmer is stationary. Use in home swimming spas where jets are not too powerful. Swimmers use StrechCordz resistance exercise products to improve stroke, strength and endurance.
Resistance Level
Resistance when stretched 1-3 times the original length:
StrechCordz
| STRECHCORDZ RESISTANCE SIZE CHART | ||
|---|---|---|
| Size | Resitance* (kg) | Resistance* (lbs) |
| Silver | 1.3 - 3.6 | 3 - 8 |
| Yellow | 2.2 - 6.3 | 5 - 14 |
| Green | 3.6 - 10.8 | 8 - 24 |
| Red | 5.4 - 14.1 | 12 - 31 |
| Blue | 6.3 - 15.4 | 14 - 34 |
| Black | 9.1 - 20.4 | 20 - 45 |
|
* Resistance when stretch 1 - 3 times orginal length Updated September 2021 |
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