A physical therapy device comprising a bench, having a seating surface and legs and a pair of horizontal supports positioned to either side of the knees of a person seated on the bench, a quick release securing device connected to each of the pair of supports, a rail connected to one of the quick release securing devices, a body pivotally attached to said rail, a foot rest attached to said rail and the foot rest and rail arranged to rotate with respect to said body about a pivot axis, the body having an adjustment mechanism to adjust the amount of force required to rotate the rail with respect to the body, wherein said body is repositionable between first and second positions, to provide physical therapy to the knee.