Big Mike's Fitness Adjustable Dumbbells Big Mike's Fitness adjustable dumbbell set, easy to store away, and neat looking Smooth tracking allows changing weight simple and safe, never have to worry about dropping weights or looking around for the matching dumbbell Each dumbbell adjusts from 5 to 52.5 pounds, giving the Big Mike's Fitness adjustable dumbbell set the most versatile exercise equipment The Big Mike's Fitness adjustable dumbbells are designed with a flat base to ensure your dumbbells wont be rolling away Durable thermoplastic rubber handle for a comfortable non-slip grip