ZENY 43” Exercise Aerobic Step Platform Adjustable Fitness Stepper with 4 Detachable Risers Fitness Workout Stepper for… $38.99 Make sure this fits by entering your model number. 【4” – 6” – 8”, 3 Height Levels】This ZENY step platform consists of a non-slip platform with support blocks that can adjust the height from 4 to 6 to 8 inches depending on the intensity of the workout. The Step is a widely used aerobic fitness system, perfect for beginners and advanced athletes looking to work out at home. 【Sturdy and Durable Step Platforms】 This Fitness Aerobic Stepper is features eco-friendly, constructed with ABS material texture surface which is reinforced by multiple plates and bars making it sturdy, durable and compact for stable long-lasting use. The large and heavy duty platform holds its maximum weight limit of 330 pounds, so you can take every step in confidence.