cervical vertebra support

This product is used for traction of cervical vertebra illness.    

FEATURES:

1. It adapts the "lever principle" there is no need of heavy items.
2. The product is legerity, detachable, portable, safe, convenience it is very suitable for family    use or travel.
3. The power of the traction is controlled by the users. It adapts to different symptomatic dems  makes the traction treatment more pertinence the effect better.
4. The ergometer can show the traction power.
5. It can be fixed on vertical objects.