Sunny Health & Fitness Manual Treadmill with 16 Levels of Magnetic Resistance, 300 LB Max Weight and Dual Flywheels $459.98 – $694.99 Make sure this fits by entering your model number. MULTI-GRIP HANDRAILS: Sweat-resistant rails support many grips, so you can push against the tread and run or walk in various positions AMPLE TREAD DECK: Large running surface (53L X 16W) provides support and room for exercise. The manual treadmill measures at 59L X 27W X 55H inches with a max weight of 300LBS. 13. 5% Fixed Incline