I paid $450 for this unit. The Drive Medical Nitro Neuro is an upright walker built for confident, posture-supported walking. Height-adjustable arm pads let you stand tall instead of hunching over standard handles, while a unique reverse braking system automatically engages the moment you release the brake handles — so the walker won't roll away from you. An adjustable resistance knob tunes the roll speed to your own pace, and integrated sit-to-stand handles help you rise safely and transfer with control