Designed for effective administration of progressive resistance exercise to the knee joints muscle groups. Both Quadriceps & Hamstrings can be exercised with out changing the position of the patients. Resistance bar is calibrated so that resistance can be varied from 1/2 and 3/4 & maximum without adding weight, the unit is fitted with foam padded Seat & Back rest for comfort. The Table is: 70cm x 76cm x 135cm high. The torque unit consists two lever arms one of which hold the weights while the other arm provide contact with the patient. Exercising of the opposite leg is done by lifting of torque unit from its bracket & placing it on the other end of the table. By changing angle between the two arms, maximum or minimum resistance can be given at any point in the range. Comes with 5 weight plates of 1kg and 2 of 0.5kg each, total 6kg. Powder coated frame beautifully finished.