The Nautilus Nitro® Plus Lower Back is the only full range, lumbar-isolated machine that emulates the function of rotation around multiple vertebrae

* Four-bar linkage provides a moving axis of rotation that simulates the body’s moving axis of rotation, increasing user safety by eliminating sheer forces on the spine
* Large, flat back pad spreads out over larger area and pivots for user comfort
* Contoured lower back pad allows full range extension
* Adjustable foot platform to position knees above hip joint, eliminating pelvic thrust and maintaining axis alignment for a successful workout