▶️Commercial Life Fitness Curved Manual Treadmill Features & details ✅TRAIN HARDER: As a 100% manually operated treadmill you will train harder, develop better cadence, posture, and balance. The Grit Runner is a gym grade self-propelled treadmill that is also perfect for home or office gyms. ✅ Motorless, cordless, 100% self-propelled treadmill with 6 levels of resistance. Battery powered LCD screen displays time, distance, pace, speed, calories, and interval training modes ✅DURABLE: Crafted from commercial grade structural steel & aluminum - Gym grade construction but also great for home use. ✅ Accommodates up to 400 pounds of weight capacity. Ships almost fully assembled, only requires front bars, side bars and monitor attachments with an allen wrench ✅6 LEVELS OF RESISTANCE: Choose from zero resistance to the equivalent of uphill interval training with the ease of an adjustable dial. The easy to use ✅ battery powered LCD display monitors monitors athlete output